Addition
331 + 248
579
387 - 265
122
Tessa made 377 earings to sell at the Fall Foliage Festival. Korbin makes 421. How many earings do Tessa and Korbin have altogether?
798 earings
Round 825 to the nearest ten.
830
304 + 452
756
942 - 465
477
On Thursday, Derek found 434 rocks while hiking. On Friday, he found 338 more rocks. How many rocks did Derek find in all?
772 rocks
Round 499 to the nearest ten.
500
105 + 429
534
835 - 172
663
Jamie has 573 dolls. She gives her sister 352 dolls. How many does Jamie have left?
221 dolls
Round 414 to the nearest hundred.
400
617 + 658
1,275
575 - 482
93
Madison has 687 cookies for the fundraiser. She sells 308. How many cookies does she have left?
379 cookies
Round 956 to the nearest hundred.
1,000
344 + 972
1,316
704 - 331
373
Logan has collected 5,174 Legos. He gives 2,415 to his friend Payson. How many Legos does Logan have left?
2,759 Legos
A number is rounded to the nearest ten. The result is 400. Which number could be the number before it was rounded?
a. 396
b. 375
c. 424
a. 396