Subtraction within 5 Fluency — Answer Key
Part A: Fill in the Blank
Write the missing word or number on each line.
1. 4 - 4 = 0
Four minus four leaves zero items in the box now.
2. 4 - 0 = 4
Subtracting zero leaves the same four ducks in the pond.
3. 5 - 1 = 4
Five cubes minus one cube leaves four cubes in line.
4. 3 - 2 = 1
Three cookies minus two cookies leaves one cookie on plate.
5. 5 - 4 = 1
Five blocks minus four blocks leaves one block in tower.
6. 4 - 2 = 2
Four apples minus two apples leaves two apples in basket.
7. 5 - 3 = 2
Five birds minus three flying away leaves two on branch.
8. 3 - 1 = 2
Three fish minus one fish leaves two fish in tank.
9. 4 - 3 = 1
Four frogs minus three hopping away leaves one frog behind.
Part B: Matching
Match each item on the left to the correct answer on the right.
1. Match each item to its correct answer.
4 - 0
→ equals 4
equals 4
4 - 2
→ equals 2
equals 2
5 - 4
→ equals 1
equals 1
5 - 5
→ equals 0
equals 0
Connecting equations to answers strengthens Kindergarten recall of subtraction facts within five.