LCA Second Grade Math Subtraction Review

Subtraction with 2-Digits Numbers

100

22 - 11 = ?

11

200

52 - 18 = ?

34

300

79 - 21 = ?

58

400

82 - 68 = ?

14

500

91 - 44 = ?

47

Subtraction with 3-Digits Numbers

100

237 - 122 = ?

115

200

482 - 144 = ?

388

300

689 - 247 = ?

442

400

845 - 374 = ?

471

500

873 - 638 = ?

235

Word Problems

100

Charlie has 129 oranges. 

Ricky has 140 oranges.

How many more oranges does Ricky have than Charlie?

140 - 129 = 11

Ricky has 11 more oranges than Charlie.

200

Peter baked 37 cookies, but 13 of them were burnt, so he threw them away.

How many cookies does Peter have now?

Peter has 24 cookies. 

300

Robin has 529 dinosaur stickers.

She gives 112 to a friend. 

How many dinosaur stickers does she have now?

Robin now has 417 dinosaur stickers.

400

There are 381 marshmallows at 912 popsicles. How many more popsicles are there than marshmallows?

912 = 381 = 531

There are 531 more popsicles than marshmallows. 

500

There are 597 cars in a parking lot. 153 cars drive away. How many cars are there now?

597 - 153 = 444

There are 444 cars now.

Surprise!

100

Strategy: Regrouping

97-18 = ?

97 - 18 = 79

200

Strategy: Open Number Line 

96 - 38 = ?

96 - 38 = 58

300

Strategy: Regrouping

55 - 18 = ? 

55 - 18 = 37

400

Strategy: Place Value

(Hundreds, Tens, and Ones)

779 - 538 = ?

779 - 538 = ? 

779 - 500 = 279

279 - 30 = 249

249 - 8 = 241

500

Strategy: Regrouping

678 - 593 = ?

678 - 593 = 85