Count Back
13-3=
13-3=10
12-__=6
12-6=6
Give me two addition facts and two subtraction facts with 4, 8, and 12.
__+__=__
__+__=__
__-__=__
__-__=__
4+8=12
8+4=12
12-4=8
12-8=4
Rewrite the subtraction problem as addition and solve
11-7=
__+__=
7+4=11
Allie puts 12 peanuts in her bird feeder. 3 peanuts fall to the ground. How many peanuts are left in the feeder?
12-3=9
14-5=
14-5=9
18-_8_=10
18-8=10
Give me two addition facts and two subtraction facts with 7,6, and 13.
__+__=__
__+__=__
__-__=__
__-__=__
7+6=13
6+7=13
13-7=6
13-6=7
Rewrite the subtraction problem as addition and solve
13-9=
__+__=
9+4=13
Marc has 13 erasers. He gives 5 of them to Troy. How many erasers does Marc have now? Show your thinking.
13-5=8
15-7=
15-7=8
___-8=20
12-8=20
Give me two addition facts and two subtraction facts with 9,8, 17.
__+__=__
__+__=__
__-__=__
__-__=__
9+8=17
8+9=17
17-9=8
17-8=9
Rewrite the subtraction problem as addition and solve
14-8=
__+__=
Frank has 15 books to read. He reads 9 of them. How many books does Frank have left to read
15-9=6
18-3=
18-3=15
___=14-9
5=14-9
Give me two addition facts and two subtraction facts with 5,13, 18.
__+__=__
__+__=__
__-__=__
__-__=__
5+13=18
13+5=18
18-5=13
18-13=5
Rewrite the subtraction problem as addition and solve
15-6=
__+__=
6+9=15
Sam has some crayons. He finds 7 more. Now Sam has 18 crayons. How many crayons did Sam have before he found more?
11+7=18
18-7=11
19-11=
19-11=8
19-3=___
19-3=16
Give me two addition facts and two subtraction facts with 10,9, 19.
__+__=__
__+__=__
__-__=__
__-__=__
9+10=19
10+9=19
19-10=9
19-9=10
Rewrite the subtraction problem as addition and solve
20-12=
__+__=
8+12 =20
Holly has 20 books. She 9 has more books than Jack. How many books does Jack have?
20-9=11