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234 + 125 = ?
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359
What is the value of the 7 in 572?
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70
456 - 123 = ?
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333
Choose a helpful strategy for 230 + 120 and solve.
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350
Mia has 235 stickers. She gets 124 more. How many stickers does she have now?
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359 Stickers
347 + 286 = ?
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633
Write 638 in expanded form.
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600+30+8
642 - 218 = ?
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424
Choose a helpful strategy for 398 + 202 and solve.
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600
The library has 625 books. Students check out 218. How many books remain?
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407 Books
458 + 367 = ?
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825
Which is greater: 486 or 468? Explain how you know.
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486 because it has more in the tens place
703 - 456 = ?
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247
Choose a helpful strategy for 724 - 300 and solve.
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424
A school has 347 pencils. They buy 185 more, then give away 126. How many pencils are left?
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406 Pencils
596 + 278 = ?
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874
Use expanded form to solve 475 + 268.
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400+70+5=475
200+60+8+268
600+130+13+743
475+268=743
800 - 367 = ?
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433
Choose a helpful strategy for 602 - 278 and explain your strategy.
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324
There are 456 students at a school. 178 are in third grade or below. How many students are in the other grades?
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278 Students