Addition and Subtraction Strategies Review

Ke'Asia and Maya were playing Connect Four. Maya won 8 games and Ke'Asia won 2 games. How many more games did Maya win than Ke'Asia?

WHAT NUMBER SENTENCE WOULD YOU USE TO SOLVE THE PROBLEM?

• 8 - 6 = 2

• 8 + 6 = 14

Tags

CCSS.2.OA.A.1

Hudson read 8 books on Monday and 7 books on Tuesday. How many books did he read altogether?

WHICH NUMBER SENTENCE WOULD YOU USE TO SOLVE THIS PROBLEM?

• 8 + 7 = 15

• 8 - 7 = 1

Tags

CCSS.2.OA.A.1

Savannah drew 10 pictures. She gave Ella 2 pictures. How many pictures does Savannah have left?

Tags

CCSS.2.OA.A.1

Chase scored 3 goals this Saturday and 8 more goals on Sunday! How many goals did he score in all?

Tags

CCSS.2.OA.A.1

Charlie had fun this weekend! He spent hours visiting friends. He went to Ben's house for 2 hours, Cannon's house for 4 hours, and Evan's house for 6 hours. How many hours did he spend visiting friends?

Tags

CCSS.2.OA.A.1

What is the SUM?

3 + 8 = ____

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

What is the SUM?

4 + 9 + 1 = _____

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

What is the DIFFERENCE?

14 - 7 = _____

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

What is the DIFFERENCE?

12 - 8 = _____

Tags

CCSS.1.NBT.C.4

CCSS.2.MD.B.6

If 8 + 7 = 15, then what else is TRUE?

• 8 - 7 = 15

• 7 + 8 = 15

• 15 + 7 = 8

Tags

CCSS.1.OA.B.3