Round, then Subtract
Addition
Rounding
Subtraction
Subtraction Across 0's
100

Round to the nearest 100, then subtract.

627-112= ?

500

100

616 + 321 

937

100

What is 53 rounded to the nearest 10?

50

100

311-184= ?

127

100

600-299=?

301

200

Round to the nearest 10, then subtract.

351-253= ?

100

200

What is the sum of 435 and 264?

699

200

What is 175 rounded to the nearest 100?

200

200

223-178= ?

45
200

300-258= ?

42

300

Round to the nearest 100, then subtract.

701-475= ?

200

300

557 + 195 

752

300

What is 284 rounded to the nearest 10?

280

300

425-237= ?

188

300

800-656= ?

144

400

Round to the nearest 10, then subtract.

564-487= ?

70

400

Find the sum of 89, 210, and 196.

495

400

What is 847 rounded to the nearest 100? 

800

400

971-892= ?

79

400

420-153=? 

267

500

Round to the nearest 10, then subtract.

428-278= ?

150

500

Mrs. Sitzman bought 237 pencils. She also bought 427 markers. Mrs. Seward gave her 289 more pencils. How many pencils does she have?

526

500

What is 962 rounded to the nearest 100?

1,000

500

643-345= ?

298

500

905-546=?

359

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