Amaiyah had 342 pieces of Halloween candy. Jeremiah had 229 pieces of Halloween candy.
How many pieces of candy did these students have altogether?
571
Estimate by rounding each addend to the nearest ten.
42 + 9 + 25 --> ____ + ____ + ____
40 + 10 + 30
197 + ____ = 407
210
Write a symbol to compare the sentences.
14 + 4 ____ 9 + 10
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Lucas played Fortnite for 654 hours. Anderson played Fornite for 770 hours. How much more time did Anderson spend playing Fortnite than Lucas?
116
Estimate by rounding each addend to the nearest ten.
405 + 89 + 112 --> ____ + ____ + ____
400 + 90 + 110
344 + ___ = 519
414 - 129 = ____
285
Mrs. Deschenes has 506 photos of Penny. Mrs. Bruce has 488 photos of her dog. How many more photos does Mrs. Deschenes have than Mrs. Bruce?
18
Estimate by rounding each addend to the nearest ten.
728 + 455 + 360
730 + 460 + 360
837 + ____ = 900
63
Complete the fact family.
350 + 250 = 600
___ + ___ = ___
___ - ___ = ___
___ - ___ = ___
250 + 350 = 600
600 - 250 = 350
600 - 350 = 250