Addition
Subtraction
What's my Strategy?
Related Facts
Problem Solving
100
7+5=
What is 12?
100
10-3=
What is 7?
100
7+8=15
What is Doubles +1 or Doubles -1?
100
What is the related addition fact for 17-8=9
What is 8+9=17 or 9+8=17?
100
Jeff has 3 red folders at home. He has 7 blue folders at school. How many folders does Jeff have altogether?
What is 10 folders?
200
6+ ? =13
What is 7?
200
8-5=
What is 3?
200
9+6=15
What is the nine rule?
200
What is the related addition fact for 13-5=8
What is 8+5=13 or 5+8=13?
200
Amy has 13 Snicker bars in her Halloween bag. She eats 5 of them before bedtime. How many Snicker bars are left?
What is 8 Snicker bars?
300
13+5=
What is 18
300
9-4=
What is 5?
300
8-7=1
What is neighbor subtraction rule?
300
What is the related addition fact for 11-6=5
What is 6+5=11 or 5+6=11?
300
Ryan went for a walk and picked up 3 red leaves, 5 yellow leaves and 1 brown leaf. How many leaves does Ryan have?
What is 9 leaves?
400
6+6+4=
What is 16
400
16-8=
What is 8?
400
16-9=7
What is Subtracting 9 rule?
400
What is the related subtraction fact for 8+6=14
What is 14-6=8 or 14-8=6?
400
There were 9 caterpillars on a branch. Stacy put 6 of them in a jar. How many caterpillars were left on the branch?
What is 3 caterpillars?
500
3+4+6=
What is 13
500
14-5=
What is 9?
500
18-9=9
What is using doubles to subtract.
500
What is the related subtraction fact for 4+7=11
What is 11-7=4 or 11-4=7?
500
Mrs. Scholbrock had 10 slices of pizza. She shared 8 slices of pizza with other teachers. How many slices of pizza were left?
What is 2 slices of pizza?
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