Round to the Nearest Ten
Round to the Nearest Hundred
Adding with Regrouping
Subtracting with Regrouping
Subtracting Across Zeros
100

345 rounded to the nearest ten

What is 350?

100

624 rounded to the nearest hundred

What is 600?

100

725 + 185 

What is 910?

100

847 - 271

What is 576?

100

700 - 232

What is 468? 

200

239 rounded to the nearest ten

What is 240?

200

354 rounded to the nearest hundred

What is 400?

200

647 + 233

What is 880?

200

657 - 162

What is 495?

200

200 - 123

What is 77?

300

971 rounded to the nearest ten

What is 970?

300

739 rounded to the nearest hundred

What is 700?

300

367 + 349

What is 716?

300

238 - 562

What is not possible?

300

500 - 132

What is 368?

400

563 rounded to the nearest ten

What is 560?

400

673 rounded to the nearest hundred

What is 700?

400

736 + 236

What is 972?

400

345 - 92

What is 253?

400
800 - 254

What is 546?

500

802 rounded to the nearest ten

What is 800?

500

108 rounded to the nearest hundred

What is 100?

500

506 + 238

What is 744?

500

736 - 467

What is 269?

500

600 - 202

What is 398?