3-Digit Addition and Subtraction Review

Select 2 expressions that match

100

Select 2 expressions with the same value as 347 + 121:

A) 226 + 242

B) 468 - 121

C) 557 - 210

D)421 + 47

A) 226 + 221

D) 421 + 47

Both add up to 468

200

Select 2 expressions with the same value as 892 - 235:

A) 659 - 2

B) 892 + 143

C) 927 - 270

D) 723 + 169

A) 659 - 2

C) 927 - 270

Both equal 657

300

Select 2 expressions with the same value as 579 + 380:

A) 421 + 538

B) 960 - 381

C) 579 - 198

D) 789 + 170

A) 421 + 538 

D) 789 + 190 

(Both add up to 959)

400

Select 2 expressions with the same value as 213 + 427:

A) 640

B) 821 - 181  

C) 178 + 562

D) 640 - 227

A) 640 

B) 821 - 181  

Both represent 640

500

Select 2 expressions with the same value as 984 - 173:

A) 915 - 104

B) 584 + 227

C) 257 - 173

D) 652 + 331

A) 915 - 104

B) 584 + 227

Both equal 811

Number Trains

100

25 + 6 + 71 + 8

110

200

42 + 19 + 3

64

300

57 + 0 + 84 + 1

142

400

13 + 68 + 2

83

500

99 + 4 + 30

133

Find the number that makes the equation true.

100

215 + _____ = 1,000

785

200

432 + _____ = 1,000

568

300

_____ + 187 = 1,000

813

400

621 + _____ = 1,000

379

500

7_ _ + 207 = 1,000

793

Find the sum

100

123 + 456 = ?

579

200

372 + 187 = ?

185

300

589 + 201 = ?

790

400

714 + 126 = ?

840

500

298 + 400 = ?

698

Find the difference

100

523 - 100 = ?

423

200

789 - 278 = ?

511

300

407 - 182 = ?

225

400

831 - 500 = ?

331

500

365 - 178 = ?

187