Count to 20 — Answer Key
Part A: Trace the Numbers
Trace each number. Then write it on the dotted line.
1. 1
2. 2
3. 3
4. 4
5. 5
6. 6
Part B: Fill in the Missing Number
Write the missing number on each line.
1. 1, 2, 3, 4, 5.
Counting in order: 1, 2, 3, 4, 5. The missing number is 3.
2. 6, 7, 8, 9, 10.
Counting in order: 6, 7, 8, 9, 10. The missing number is 9.
3. 10, 11, 12, 13, 14.
Counting in order: 10, 11, 12, 13, 14. The missing number is 12.
4. 15, 16, 17, 18, 19.
Counting in order: 15, 16, 17, 18, 19. The missing number is 18.
Part C: True or False?
Circle True or False for each statement.
1. The number 5 comes after 4.
True False
True. When counting 4, 5, 6... the number 5 comes right after 4.
2. The number 15 comes before 14.
True False
False. 14 comes before 15, not the other way around. The order is 14, 15, 16.
3. When you count, 19 comes right before 20.
True False
True. The counting order ends with 18, 19, 20. So 19 comes right before 20.