Topic 1 Review

Addition Fact Strategies

100

Change the order of the addends and solve.

8+6=____

__+__=___

8+6=14

6+8=14

200

Change the order of the addends and solve.

3+11=____

__+__=___

3+11=14

11+3=14

300

Change the order of the addends and solve.

9+4=____

__+__=___

9+4=13

4+9=13

400

Change the order of the addends and solve.

15+9=____

__+__=___

15+9=24

9+15=24

500

Change the order of the addends and solve.

4+36=____

__+__=___

4+36=40

36+4=40

Doubles and Near Doubles

100

Solve each double and near double.

4+4=

4+5=

8

9

200

Solve each double and near double.

3+3=

3+4=

6

7

300

Solve each double and near double.

8+8=

8+9=

16

17

400

Solve each double and near double.

9+9=

9+10=

18

19

500

Solve each double and near double.

40+40=

40+41=

80

81

Count On and Count Back

100

YOU MUST HAVE A NUMBER LINE!!

12-4=

8

200

YOU MUST HAVE A NUMBER LINE!!

15-6=

9

300

YOU MUST HAVE A NUMBER LINE!!

20-4=

16

400

YOU MUST HAVE A NUMBER LINE!!

18-7=

11

500

YOU MUST HAVE A NUMBER LINE!!

36-9=

27

Addition & Subtraction Facts

100

SHOW YOUR WORK!

8+8=

16

200

SHOW YOUR WORK!

10+9=

19

300

SHOW YOUR WORK!

19-6=

13

400

SHOW YOUR WORK!

25-6=

19

500

SHOW YOUR WORK!

65-16=

49