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30 Solved + 20 Practice
GuidedPath Noida · Primary Maths · Worksheet
Skip Counting
Count by 2s, 5s, 10s and 100s — with a live Jump Visualiser, Catcher Game, Pattern Spotter, tap-to-reveal trains, match the following and true/false. 30 fully solved + 20 interactive practice questions.
📋 Worksheet Contents:
📌 Solved questions show full working with colour-coded trains. Practice sections are fully interactive — visualise jumps on a live number line, catch falling numbers, spot patterns and more!
Solved Questions — Starter
Q1 to Q10 · One skip rule per question · Complete the sequence
Q1
Count by 2s: 2, 4, 6, __, __, __ by 2s
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Solution
1
Add 2 each time: 6+2=8, 8+2=10, 10+2=12.
2▶
4▶
6▶
8▶
10▶
12
✓ 2, 4, 6, 8, 10, 12
Q2
Count by 5s: 5, 10, 15, __, __, __ by 5s
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Solution
1
Add 5 each time: 15+5=20, 20+5=25, 25+5=30.
5▶
10▶
15▶
20▶
25▶
30
✓ 5, 10, 15, 20, 25, 30
Q3
Count by 10s: 10, 20, 30, __, __, __ by 10s
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Solution
1
Add 10: 30+10=40, 40+10=50, 50+10=60.
10▶
20▶
30▶
40▶
50▶
60
✓ 10, 20, 30, 40, 50, 60
Q4
Count by 100s: 100, 200, 300, __, __, __ by 100s
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Solution
1
Add 100: 300+100=400, 400+100=500, 500+100=600.
100▶
200▶
300▶
400▶
500▶
600
✓ 100, 200, 300, 400, 500, 600
Q5
Fill the missing numbers: 2, __, 6, __, 10, __ by 2s
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Solution
1
2+2=4, 6+2=8, 10+2=12.
2▶
4▶
6▶
8▶
10▶
12
✓ 2, 4, 6, 8, 10, 12
Q6
Fill the missing numbers: 5, __, 15, __, 25, __ by 5s
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Solution
1
5+5=10, 15+5=20, 25+5=30.
✓ 5, 10, 15, 20, 25, 30
Q7
Fill the missing numbers: 10, __, 30, __, 50, __ by 10s
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Solution
1
10+10=20, 30+10=40, 50+10=60.
✓ 10, 20, 30, 40, 50, 60
Q8
Fill the missing numbers: 100, __, 300, __, 500, __ by 100s
▼
Solution
1
100+100=200, 300+100=400, 500+100=600.
✓ 100, 200, 300, 400, 500, 600
Q9
Priya saves ₹2 every day. How much does she save in 5 days? Show by skip counting by 2s. by 2s
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Solution
1
Skip count by 2s for 5 jumps: 2 → 4 → 6 → 8 → 10.
₹2▶
₹4▶
₹6▶
₹8▶
₹10
✓ Priya saves ₹10 in 5 days.
Q10
A box holds 10 chocolates. How many chocolates in 5 boxes? Skip count by 10s. by 10s
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Solution
1
Skip count by 10s for 5 jumps: 10 → 20 → 30 → 40 → 50.
10▶
20▶
30▶
40▶
50
✓ 5 boxes = 50 chocolates.
Solved Questions — Core Practice
Q11 to Q22 · Larger numbers · Mixed skips · Word problems
Q11
Fill in: 12, 14, 16, __, __, __, 24 by 2s
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Solution
1
16+2=18, 18+2=20, 20+2=22. Check: 22+2=24 ✓
✓ 12,14,16, 18, 20, 22, 24
Q12
Fill in: 25, 30, 35, __, __, __, 55 by 5s
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Solution
1
35+5=40, 40+5=45, 45+5=50. Check: 50+5=55 ✓
✓ 25,30,35, 40, 45, 50, 55
Q13
Fill in: 40, 50, __, 70, __, 90, __ by 10s
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Solution
1
50+10=60, 70+10=80, 90+10=100.
✓ 40,50, 60, 70, 80, 90, 100
Q14
Fill in: 300, 400, __, 600, __, 800, __ by 100s
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Solution
1
400+100=500, 600+100=700, 800+100=900.
✓ 300,400, 500, 600, 700, 800, 900
Q15
Identify the skip rule and fill in: 0, 2, 4, 6, __, __, __ Core
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Solution
1
0,2,4,6 → difference = 2 each time. Rule = skip count by 2s.
2
6+2=8, 8+2=10, 10+2=12.
✓ Rule: by 2s | 0,2,4,6, 8, 10, 12
Q16
Identify the rule and fill in: 0, 5, 10, 15, __, __, __ Core
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Solution
1
Difference = 5. Rule = by 5s. 15+5=20, 20+5=25, 25+5=30.
✓ Rule: by 5s | 0,5,10,15, 20, 25, 30
Q17
A frog jumps 5 cm each hop. It starts at 0. Where is it after 6 hops? by 5s
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Solution
1
6 hops of 5: 0 → 5 → 10 → 15 → 20 → 25 → 30.
✓ The frog is at 30 cm after 6 hops.
Q18
Chairs are arranged in rows of 10. There are 7 rows. How many chairs in total? by 10s
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Solution
1
7 jumps of 10: 10,20,30,40,50,60,70.
✓ 70 chairs in total.
Q19
A library buys 100 books every month. How many books after 8 months? by 100s
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Solution
1
8 jumps of 100: 100,200,300,400,500,600,700,800.
✓ 800 books after 8 months.
Q20
What is the 8th number when counting by 2s starting from 2? by 2s
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Solution
1
2,4,6,8,10,12,14,16. The 8th number = 2×8 = 16.
✓ 8th number = 16
Q21
What is the 6th number when counting by 5s starting from 5? by 5s
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Solution
1
5,10,15,20,25,30. The 6th number = 5×6 = 30.
✓ 6th number = 30
Q22
Write the first 5 multiples of 10 starting from 10. Which multiple of 10 comes just after 90? by 10s
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Solution
1
First 5: 10, 20, 30, 40, 50.
2
After 90 in the by-10s sequence = 90+10 = 100.
✓ First 5: 10,20,30,40,50 | After 90: 100
Solved Questions — Challenge
Q23 to Q30 · Mixed rules · Reasoning · HOTs
Q23
Is 47 in the skip-by-5s sequence? How can you tell without counting up? Challenge
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Solution
1
Numbers in the by-5s sequence always end in 0 or 5.
2
47 ends in 7 → not in the by-5s sequence.
✓ No — 47 is not in the by-5s sequence. (Must end in 0 or 5.)
Q24
Which numbers appear in BOTH the by-2s and by-10s sequences from 1 to 30? Challenge
▼
Solution
1
By 2s (1–30): 2,4,6,8,10,12,14,16,18,20,22,24,26,28,30.
2
By 10s (1–30): 10, 20, 30.
3
Common numbers: 10, 20, 30. (All multiples of 10 are also multiples of 2.)
✓ Common numbers: 10, 20, 30
Q25
How many jumps of 5 does it take to reach 50 from 0? How many jumps of 10 to reach 50 from 0? Challenge
▼
Solution
1
Jumps of 5: 50 ÷ 5 = 10 jumps.
2
Jumps of 10: 50 ÷ 10 = 5 jumps.
✓ Jumps of 5: 10 jumps | Jumps of 10: 5 jumps
Q26
A number machine adds 2 each time. Input: 36. What are the next 4 outputs? Challenge
▼
Solution
1
36+2=38, 38+2=40, 40+2=42, 42+2=44.
✓ Next 4 outputs: 38, 40, 42, 44
Q27
Which skip sequence does NOT include the number 50: by 2s, by 5s, by 10s, by 100s? Challenge
▼
Solution
1
By 2s: 50 is even ✓. By 5s: 50 ends in 0 ✓. By 10s: 50÷10=5 ✓. By 100s: 50 is not a multiple of 100 ✗.
✓ By 100s does NOT include 50.
Q28
A skip sequence reads: __, 20, __, 40, __, 60. What is the rule? Fill all blanks. Challenge
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Solution
1
Difference between 20 and 40 = 20. But wait — they are spaced with a blank between them. Difference = 20÷2 = 10. Rule: by 10s.
2
Before 20 = 10. Between 20&40 = 30. Between 40&60 = 50.
10▶
20▶
30▶
40▶
50▶
60
✓ Rule: by 10s | 10, 20, 30, 40, 50, 60
Q29
Asha counts by 2s from 0. Rohan counts by 5s from 0. What is the first number they both say? Challenge
▼
Solution
1
By 2s: 0,2,4,6,8,10,12… By 5s: 0,5,10,15…
2
Ignoring 0, first common number = 10.
✓ First common number (after 0) = 10.
Q30
How many numbers are in the by-100s sequence from 100 to 1000? List them all. Challenge
▼
Solution
1
100,200,300,400,500,600,700,800,900,1000.
2
Count: 10 numbers total.
100▶
200▶
300▶
400▶
500▶
600▶
700▶
800▶
900▶
1000
✓ 10 numbers: 100, 200, 300, 400, 500, 600, 700, 800, 900, 1000
Practice — Jump Visualiser
P1 to P4 · Tap a skip rule button — watch the jumps light up on the number line!
Tap By 2s, By 5s, By 10s or By 100s. The matching numbers on the line will light up and show hop arrows. Use the number line to answer P1–P4 below.
P1–4
Use the Jump Visualiser to explore all four skip rules, then answer the questions below.
▼
Tap a rule button above to light up the jumps.
P1. After tapping By 2s — which numbers from 1 to 20 are lit? Count them. How many are there?
Answer: 2,4,6,8,10,12,14,16,18,20 → 10 numbers.
P2. After tapping By 5s — what pattern do you notice about the ones digit of each lit number?
Answer: Every lit number ends in 0 or 5.
P3. After tapping By 10s — what digit is always in the ones place of each lit number?
Answer: Always ends in 0.
P4. After tapping By 100s — which numbers from 1 to 1000 are lit? How many?
Answer: 100,200,300,400,500,600,700,800,900,1000 → 10 numbers.
Answer: 2,4,6,8,10,12,14,16,18,20 → 10 numbers.
P2. After tapping By 5s — what pattern do you notice about the ones digit of each lit number?
Answer: Every lit number ends in 0 or 5.
P3. After tapping By 10s — what digit is always in the ones place of each lit number?
Answer: Always ends in 0.
P4. After tapping By 100s — which numbers from 1 to 1000 are lit? How many?
Answer: 100,200,300,400,500,600,700,800,900,1000 → 10 numbers.
Practice — Number Catcher
P5 to P8 · Numbers fall from the sky — tap ONLY the ones in the skip sequence!
Pick a rule, then tap Start. Numbers fall — tap only the ones that belong to the skip sequence. Green = correct, red = wrong. Score updates live!
P5–8
Catch the right numbers! Play all four rules.
▼
Choose a rule above to start!
Score: 0
▲ Catch zone — tap correct numbers before they pass
Practice — Pattern Spotter
P9 to P13 · Tap ONLY the numbers that belong to the given skip sequence
Tap all numbers that belong to the sequence, then press Check. Correct picks turn green, wrong picks turn red, missed ones turn gold.
P9
Tap all numbers that belong to the By 2s sequence. by 2s
▼
2
3
4
5
6
7
8
9
10
11
12
13
P10
Tap all numbers that belong to the By 5s sequence. by 5s
▼
2
3
5
7
10
12
15
17
20
22
25
27
P11
Tap all numbers that belong to the By 10s sequence. by 10s
▼
5
10
15
20
25
30
35
40
45
50
P12
Tap all numbers that belong to the By 100s sequence. by 100s
▼
10
50
100
150
200
250
300
350
400
500
P13
Tap numbers that belong to both the by-2s AND by-10s sequences. Challenge
▼
Hint: a number must be in both skip sequences — i.e. multiples of both 2 and 10.
2
4
5
10
12
15
20
22
25
30
Practice — Match the Following
P14 to P16 · Tap left then tap the correct right item to match
P14
Match the sequence to its next number.
▼
2, 4, 6, 8, __
5, 10, 15, 20, __
10, 20, 30, 40, 50, __
100, 200, 300, 400, __
10
25
60
500
P15
Match each clue to the correct skip rule.
▼
All even numbers in order
Numbers ending in 0 or 5
Numbers ending in 0 only
100, 200, 300…
Jump size = half of 10
By 2s
By 5s
By 10s
By 100s
P16
Match each word problem to the correct answer.
▼
Count by 2s — 10 jumps from 0
Count by 5s — 6 jumps from 0
Count by 10s — 8 jumps from 0
Count by 100s — 7 jumps from 0
20
30
80
700
Practice — True or False
P17 to P20 · Tap TRUE or FALSE — instant feedback
P17 15 is in the skip-by-2s sequence.
TRUE
FALSE
P17b Every number in the by-10s sequence is also in the by-2s sequence.
TRUE
FALSE
P18 Skip counting by 5s always gives numbers that end in 5.
TRUE
FALSE
P18b 1000 is in the skip-by-100s sequence.
TRUE
FALSE
P19 When counting by 10s, the tens digit increases by 1 each time (for two-digit numbers).
TRUE
FALSE
P20 You need fewer jumps to reach 100 when counting by 10s than when counting by 2s.
TRUE
FALSE
Answer Key — Quick Reference
Interactive sections self-check — key covers solved section highlights
🔑 Show Answer Key
▼
Solved Q1–10
Q1: 8,10,12 | Q2: 20,25,30 | Q3: 40,50,60 | Q4: 400,500,600
Q5: 4,8,12 | Q6: 10,20,30 | Q7: 20,40,60 | Q8: 200,400,600
Q9: ₹10 | Q10: 50 chocolates
Q11: 18,20,22 | Q12: 40,45,50 | Q13: 60,80,100 | Q14: 500,700,900
Q15: by 2s, 8,10,12 | Q16: by 5s, 20,25,30 | Q17: 30 cm
Q18: 70 chairs | Q19: 800 books | Q20: 16 | Q21: 30 | Q22: 10–50, after 90=100
Q23: No (ends in 7) | Q24: 10,20,30 | Q25: by 5s=10 jumps, by 10s=5 jumps
Q26: 38,40,42,44 | Q27: By 100s | Q28: by 10s, 10,30,50
Q29: 10 | Q30: 10 numbers
P17: False | P17b: True | P18: False | P18b: True
P19: True | P20: True
