Worksheet: International Place Value System – Millions & Billions | Class 5 & 6 | CBSE & UP Board | GPN
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Class 5
Class 6
CBSE
UP Board
Worksheet
30 Solved + 20 Practice
GuidedPath Noida · Primary Maths · Worksheet
International Place Values
Millions & Billions
Millions & Billions
Ones · Tens · Hundreds · Thousands · Ten Thousands · Hundred Thousands · Millions · Ten Millions · Hundred Millions · Billions — International period system, comma placement every 3 digits, expanded form, Indian vs International comparison. 30 fully solved + 20 practice questions with answer key.
๐ Worksheet Contents:
๐ All solved questions show full step-by-step working. Attempt the practice questions on your own first — then check the answer key at the bottom.
Solved Questions — Starter
Q1 to Q10 · Up to Millions · Direct · Builds confidence
Q1
Write the place value of 4 in 4,567,890. Starter
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Solution
International comma rule: Commas placed after every 3 digits from the right. e.g. 1,234,567,890
| HM | TM | M | HTh | TTh | Th | H | T | O |
| — | — | 4 | 5 | 6 | 7 | 8 | 9 | 0 |
1
4,567,890 → 4 is in the Millions place
2
Place value = 4 × 1,000,000 = 4,000,000
✓ Place value of 4 = 4,000,000 (Four Million)
Q2
Place commas correctly in 5678234 using International system. Starter ✏ Comma rule
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Solution
1
International system → comma after every 3 digits from right
2
5678234 → from right: 234 | 678 | 5 → 5,678,234
✓ 5,678,234 (Five million six hundred seventy-eight thousand two hundred thirty-four)
Q3
Write the face value of 9 in 39,045,600. Starter
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Solution
1
Face value = the digit itself, never changes with position
2
Face value of 9 = 9
✓ Face value of 9 = 9
Q4
How many thousands make one million? Starter
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Solution
1
1 million = 1,000,000
2
1,000,000 ÷ 1,000 = 1,000
✓ 1,000 thousands = 1 million
Q5
Write the place value of 7 in 700,000,000. Starter
▼
Solution
1
700,000,000 → 7 is in Hundred Millions place
2
Place value = 7 × 100,000,000 = 700,000,000
✓ Place value of 7 = 700,000,000 (Seven Hundred Million)
Q6
Place commas in 23045678 using International system. Starter ✏ Comma rule
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Solution
1
From right: 678 | 045 | 23 → 23,045,678
✓ 23,045,678 (Twenty-three million forty-five thousand six hundred seventy-eight)
Q7
True or False: 10 million = 1 billion. Starter
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Solution
1
1 billion = 1,000,000,000
2
10 million = 10,000,000
3
1 billion = 1,000 millions — not 10 millions
✓ False — 1 billion = 1,000 million. 10 million = 0.01 billion
Q8
Write the number name of 3,050,007. Starter
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Solution
1
3,050,007 → M=3, HTh=0, TTh=5, Th=0, H=0, T=0, O=7
2
3 millions → Three million
3
50 thousands → fifty thousand
4
7 ones → seven
✓ Three million fifty thousand seven
Q9
How many millions make one billion? Starter
▼
Solution
1
1 billion = 1,000,000,000
2
1 million = 1,000,000
3
1,000,000,000 ÷ 1,000,000 = 1,000
✓ 1,000 millions = 1 billion
Q10
Write the place value of 6 in 6,000,000,000. Starter
▼
Solution
1
6,000,000,000 → 6 is in Billions place
2
Place value = 6 × 1,000,000,000 = 6,000,000,000
✓ Place value of 6 = 6,000,000,000 (Six Billion)
Solved Questions — Core Practice
Q11 to Q22 · Billions · Expanded form · Indian vs International
Q11
Write the expanded form of 2,304,056,780. Core
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Solution
| B | HM | TM | M | HTh | TTh | Th | H | T | O |
| 2 | 3 | 0 | 4 | 0 | 5 | 6 | 7 | 8 | 0 |
1
2 → Billions → 2,000,000,000
2
3 → Hundred Millions → 300,000,000
3
0 → Ten Millions → 0
4
4 → Millions → 4,000,000
5
0 → Hundred Thousands → 0
6
5 → Ten Thousands → 50,000
7
6 → Thousands → 6,000
8
7 → Hundreds → 700 · 8 → Tens → 80 · 0 → Ones → 0
2,000,000,000
+
300,000,000
+
4,000,000
+
50,000
+
6,000
+
700
+
80
✓ Expanded = 2,000,000,000 + 300,000,000 + 4,000,000 + 50,000 + 6,000 + 700 + 80
Q12
Write the Indian equivalent of 5,670,000. Core
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Solution
๐ International
5,670,000
Five million six hundred seventy thousand
๐ฎ๐ณ Indian
56,70,000
Fifty-six lakh seventy thousand
1
5,670,000 → strip commas → 5670000
2
Apply Indian commas: from right 000 | 70 | 56 → 56,70,000
✓ Indian form = 56,70,000 (Fifty-six lakh seventy thousand)
Q13
Write the International equivalent of 3,45,67,890. Core
▼
Solution
๐ฎ๐ณ Indian
3,45,67,890
Three crore forty-five lakh sixty-seven thousand eight hundred ninety
๐ International
34,567,890
Thirty-four million five hundred sixty-seven thousand eight hundred ninety
1
3,45,67,890 → strip commas → 34567890
2
Apply international commas from right: 890 | 567 | 34 → 34,567,890
✓ International form = 34,567,890 (Thirty-four million five hundred sixty-seven thousand eight hundred ninety)
Q14
Write the place value of each digit in 7,040,500,006. Core
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Solution
| B | HM | TM | M | HTh | TTh | Th | H | T | O |
| 7 | 0 | 4 | 0 | 5 | 0 | 0 | 0 | 0 | 6 |
1
7 → Billions → 7,000,000,000
2
0 → Hundred Millions → 0
3
4 → Ten Millions → 40,000,000
4
0 → Millions → 0
5
5 → Hundred Thousands → 500,000
6
All remaining zeros → 0
7
6 → Ones → 6
✓ 7→7,000,000,000 · 4→40,000,000 · 5→500,000 · 6→6 · all 0s→0
Q15
Write the standard form of: 8,000,000,000 + 500,000,000 + 20,000,000 + 4,000,000 + 300,000 + 6,000 + 700 + 8. Core
▼
Solution
1
B=8 · HM=5 · TM=2 · M=4 · HTh=3 · TTh=0 · Th=6 · H=7 · T=0 · O=8
8,000,000,000+
500,000,000+
24,306,708→
8,524,306,708
✓ Standard form = 8,524,306,708
Q16
Write the Indian equivalent of 12,500,000. Core
▼
Solution
1
12,500,000 → strip commas → 12500000 (8 digits)
2
Indian: from right 000 | 00 | 25 | 1 → 1,25,00,000
๐ International
12,500,000
Twelve million five hundred thousand
๐ฎ๐ณ Indian
1,25,00,000
One crore twenty-five lakh
✓ Indian form = 1,25,00,000 (One crore twenty-five lakh)
Q17
Write the number name of 4,005,060,700. Core
▼
Solution
1
4,005,060,700 → B=4, HM=0, TM=0, M=5, HTh=0, TTh=6, Th=0, H=7, T=0, O=0
2
4 billions → Four billion
3
5 millions → five million
4
60 thousands → sixty thousand
5
7 hundreds → seven hundred
✓ Four billion five million sixty thousand seven hundred
Q18
Write the place value of both 5s in 5,405,000,500. Core
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Solution
| B | HM | TM | M | HTh | TTh | Th | H | T | O |
| 5 | 4 | 0 | 5 | 0 | 0 | 0 | 5 | 0 | 0 |
1
First 5 → Billions → 5,000,000,000
2
Second 5 → Millions → 5,000,000
3
Third 5 → Hundreds → 500
✓ 5 (B) = 5,000,000,000 · 5 (M) = 5,000,000 · 5 (H) = 500
Q19
Write the number: Two billion three hundred million forty-five thousand six hundred nine. Core
▼
Solution
1
Two billion → 2,000,000,000
2
Three hundred million → 300,000,000
3
Forty-five thousand → 45,000
4
Six hundred nine → 609
2,000,000,000+
300,000,000+
45,000+
609→
2,300,045,609
✓ 2,300,045,609
Q20
Write the Indian equivalent of 1,000,000,000. Core
▼
Solution
1
1,000,000,000 → strip commas → 1000000000 (10 digits)
2
Indian: from right 000 | 00 | 00 | 00 | 1 → 1,00,00,00,000
๐ International
1,000,000,000
One Billion
๐ฎ๐ณ Indian
1,00,00,00,000
One Hundred Crore
✓ Indian form = 1,00,00,00,000 (One hundred crore)
Q21
Fill in the blank: 1 million = _____ lakhs (Indian system). Core
▼
Solution
1
1 million = 1,000,000
2
Indian: 10,00,000 = 10 lakhs
✓ 1 million = 10 lakhs
Q22
Write the expanded form of 9,000,060,005. Core
▼
Solution
| B | HM | TM | M | HTh | TTh | Th | H | T | O |
| 9 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 5 |
1
9 → Billions → 9,000,000,000
2
6 → Ten Thousands → 60,000
3
5 → Ones → 5 · All others → 0
✓ 9,000,060,005 = 9,000,000,000 + 60,000 + 5
Solved Questions — Challenge
Q23 to Q30 · Board level · Indian↔International · Word problems
Q23
The population of a country is 1,380,004,385. Write this in Indian system and in words (both systems). Challenge
▼
Solution
| B | HM | TM | M | HTh | TTh | Th | H | T | O |
| 1 | 3 | 8 | 0 | 0 | 0 | 4 | 3 | 8 | 5 |
1
Strip commas → 1380004385 (10 digits)
2
Indian: 138 | 00 | 04 | 385 → 1,38,00,04,385
๐ International
1,380,004,385
One billion three hundred eighty million four thousand three hundred eighty-five
๐ฎ๐ณ Indian
1,38,00,04,385
One hundred thirty-eight crore four thousand three hundred eighty-five
✓ Indian = 1,38,00,04,385 · International = 1,380,004,385
Q24
Rohan says "1 crore = 1 million." Is he correct? Show working. Challenge
▼
Solution
1
1 crore = 1,00,00,000 = 10,000,000 (ten million)
2
1 million = 1,000,000 (ten lakh)
3
1 crore = 10 million ≠ 1 million
✓ No, Rohan is wrong. 1 crore = 10 million · 1 million = 10 lakh
Q25
A company's revenue is $7,250,000,000. Write this in words (International), convert to Indian system and write in Indian words. Challenge
▼
Solution
1
International: Seven billion two hundred fifty million dollars
2
Strip commas → 7250000000 (10 digits)
3
Indian: 000 | 00 | 00 | 25 | 72 → 72,50,00,00,000 — wait, that's 11 digits. Recount: 7,250,000,000 = 10 digits → Indian: 7250000000 → 000 | 00 | 00 | 50 | 72 — No. Careful grouping: from right 000 | 000 | 250 | 7 → Indian right-to-left every 2 after first 3: 000 | 00 | 00 | 50 | 72 gives wrong. Correct: 7250000000 → right: 000 | 00 | 00 | 50 | 72 → 72,50,00,00,000 (11 digits means number is > 100 crores). 7,250,000,000 = 725 crore = 7,25,00,00,000
4
Indian: 7,25,00,00,000 = Seven hundred twenty-five crore
๐ International
7,250,000,000
Seven billion two hundred fifty million
๐ฎ๐ณ Indian
7,25,00,00,000
Seven hundred twenty-five crore
✓ International: Seven billion two hundred fifty million · Indian: 7,25,00,00,000 (Seven hundred twenty-five crore)
Q26
Fill in: 1 billion = _____ crores. Challenge
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Solution
1
1 billion = 1,000,000,000
2
1 crore = 1,00,00,000 = 10,000,000
3
1,000,000,000 ÷ 10,000,000 = 100
✓ 1 billion = 100 crores
Q27
In 3,030,303,030 — how many times does 3 appear? Write the place value of each 3. Challenge
▼
Solution
| B | HM | TM | M | HTh | TTh | Th | H | T | O |
| 3 | 0 | 3 | 0 | 3 | 0 | 3 | 0 | 3 | 0 |
1
3 appears 5 times: B, TM, HTh, Th, T positions
2
3 (B) → 3,000,000,000
3
3 (TM) → 30,000,000
4
3 (HTh) → 300,000
5
3 (Th) → 3,000
6
3 (T) → 30
✓ 3 appears 5 times · Place values: 3,000,000,000 · 30,000,000 · 300,000 · 3,000 · 30
Q28
Write the greatest and smallest 9-digit numbers using digits 5, 0, 3, 8, 1, 0, 7, 4, 2 (each once). Write in International system. Challenge
▼
Solution
1
Digits: 0, 0, 1, 2, 3, 4, 5, 7, 8
2
Greatest → descending: 875,432,100
3
Smallest → 0 can't lead → 100,234,578
✓ Greatest = 875,432,100 · Smallest = 100,234,578
Q29
A spacecraft travels 384,400,000 metres to reach the moon. Write this distance in Indian system and in words (both systems). Challenge
▼
Solution
1
International: 384,400,000 → Three hundred eighty-four million four hundred thousand metres
2
Strip → 384400000 (9 digits) → Indian: 000 | 00 | 84 | 38 → wait: from right: 000 | 400 | 384 → Indian right-to-left: 000 | 00 | 40 | 38 → 38,44,00,000
๐ International
384,400,000
Three hundred eighty-four million four hundred thousand
๐ฎ๐ณ Indian
38,44,00,000
Thirty-eight crore forty-four lakh
✓ Indian = 38,44,00,000 (Thirty-eight crore forty-four lakh metres)
Q30
True or False: In the International system, commas are placed after every 2 digits from right. Explain with an example. Challenge
▼
Solution
1
International system → commas after every 3 digits from right (not 2)
2
Indian system uses 2-digit groups after first 3
3
Example: 1234567890 → International: 1,234,567,890 (groups of 3) · Indian: 1,23,45,67,890 (groups of 2 after first 3)
✓ False — International uses groups of 3 always. Indian uses 3 then groups of 2. e.g. International: 1,234,567 · Indian: 12,34,567
Practice Questions — Section A
Q1 to Q8 · Up to Millions · Straightforward · Attempt first
- 1 Write the place value of 8 in 8,456,321.
- 2 Place commas correctly in 9034567 using International system.
- 3 Write the face value of 3 in 230,456,789.
- 4 How many hundreds make one million?
- 5 Write the number name of 7,005,040.
- 6 True or False: 100 million = 1 billion.
- 7 Write the place value of 6 in 600,000,000.
- 8 Place commas in 45006700 using International system.
Practice Questions — Section B
Q9 to Q16 · Billions · Expanded form · Indian↔International
- 9 Write the expanded form of 5,304,060,007.
- 10 Write the standard form of 6,000,000,000 + 400,000,000 + 50,000,000 + 3,000 + 200 + 9.
- 11 Write the Indian equivalent of 85,000,000.
- 12 Write the International equivalent of 9,07,50,000.
- 13 Write the number name of 8,000,700,040.
- 14 Fill in: 1 crore = _____ million.
- 15 Write the number: Five billion forty million three hundred thousand seven.
- 16 Find the difference between place value and face value of 9 in 9,000,000,000.
Practice Questions — Section C
Q17 to Q20 · HOTs · Conversions · Real-world
- 17 The distance from Earth to the Sun is 149,600,000 km. Write this in Indian system, in words (both systems), and identify which period each digit belongs to (International).
- 18 In 4,040,040,404 — how many times does 4 appear? Write the place value of each 4 and find the sum of all place values of 4.
- 19 Write the greatest 10-digit number using digits 9, 0, 7, 3, 5, 1, 8, 0, 6, 2 (each once). Write in International system with commas and in expanded form.
- 20 Priya writes the number "Two billion fifty million" as 2,500,000,000. Her teacher says she is wrong. What is the correct number? Also write the Indian equivalent and explain where Priya made a mistake.
Answer Key — Practice Questions
Attempt all 20 questions before checking
๐ Show Answer Key — All 20 Questions
▼
Section A — Q1 to Q8
Q1. 8 in Millions place → 8,000,000
Q2. 9,034,567
Q3. 3 (face value is always the digit itself)
Q4. 10,000 hundreds = 1 million
Q5. Seven million five thousand forty
Q6. False — 1,000 million = 1 billion. 100 million = 0.1 billion
Q7. 600,000,000 (Six hundred million)
Q8. 45,006,700
Q9. 5,000,000,000 + 300,000,000 + 4,000,000 + 60,000 + 7
Q10. 6,450,003,209
Q11. 8,50,00,000 (Eight crore fifty lakh)
Q12. 90,750,000
Q13. Eight billion seven hundred thousand forty
Q14. 1 crore = 10 million
Q15. 5,040,300,007
Q16. Place value = 9,000,000,000 · Face value = 9 · Difference = 8,999,999,991
Q17. Indian: 14,96,00,000 (Fourteen crore ninety-six lakh km) · International: One hundred forty-nine million six hundred thousand · Periods: 1→HM, 4→TM, 9→M, 6→HTh, all zeros→Th/H/T/O
Q18. 4 appears 5 times · Place values: 4,000,000,000 + 40,000,000 + 40,000 + 400 + 4 · Sum = 4,040,040,404
Q19. Greatest = 9,876,543,210 · Expanded: 9,000,000,000 + 800,000,000 + 70,000,000 + 6,000,000 + 500,000 + 40,000 + 3,000 + 200 + 10 + 0
Q20. Correct number = 2,050,000,000 · Priya wrote 2,500,000,000 — she put 5 in hundred millions place instead of ten millions · Indian equivalent = 2,05,00,00,000 (Two hundred five crore)
