Skip Counting by 2s, 5s, and 10s — Answer Key
Part A: Fill in the Missing Number
Write the missing number in each skip counting pattern.
1. Count by 2s: 18, 20, 22, 24, 26.
Counting by 2s, add 2 to 22 to get 24.
2. Count by 2s: 32, 34, 36, 38, 40.
Counting by 2s, add 2 to 34 to get 36.
3. Count by 5s: 55, 60, 65, 70, 75.
Counting by 5s, add 5 to 60 to get 65.
4. Count by 5s: 70, 75, 80, 85, 90.
Counting by 5s, add 5 to 80 to get 85.
5. Count by 10s: 40, 50, 60, 70, 80.
Counting by 10s, add 10 to 60 to get 70.
6. Count by 10s: 70, 80, 90, 100, 110.
Counting by 10s, add 10 to 80 to get 90.
7. Count by 2s: 44, 46, 48, 50, 52.
Counting by 2s, add 2 to 44 to get 46.
8. Count by 5s: 80, 85, 90, 95, 100.
Counting by 5s, add 5 to 90 to get 95.
9. What comes next? 30, 40, 50, 60, 70.
Counting by 10s, add 10 to 60 to get 70.
Part B: Matching
Match each pattern to the correct missing number.
1. Draw a line to match each pattern to its missing number.
2, 4, 6, 8, ___
→ 10
80
5, 10, 15, ___, 25
→ 20
20
60, 70, ___, 90
→ 80
10
100, 102, 104, ___
→ 106
106
Counting by 2s: add 2 to 8 to get 10, and add 2 to 104 to get 106. Counting by 5s: add 5 to 15 to get 20. Counting by 10s: add 10 to 70 to get 80.