Adding
What is 45 + 29=?
What is 74
What is 98 - 46=?
What is 52?
Estimate 41 + 76= and round to the nearest ten.
What is 120?
Estimate 55 - 41= and round to the nearest ten.
What is 20?
Estimate 552 + 671= and round to the nearest hundred.
What is 1,300?
What is 179 + 78=?
What is 257?
What is 132 - 41=?
What is 91?
Estimate 134 + 726= and round to the nearest ten.
What is 860?
Estimate 513 - 298= and round to the nearest ten.
What is 210?
What is 554 - 265=?
What is 289?
What is 421 + 223=?
What is 644?
What is 865 - 342=?
What is 523?
Estimate 515 + 242 and round to the nearest hundred.
What is 700?
Estimate 563 - 333= and round to the nearest hundred.
What is 300?
What is 569 + 154=?
What is 723?
What is 621 + 563=?
What is 1,184?
What is 682 - 367=?
What is 315?
Estimate 198 + 876 and round to the nearest hundred.
What is 1,100?
Estimate 879 - 191= and round to the nearest hundred.
What is 700?
What is 800 - 564=?
What is 236?
What is 778 + 877=?
What is 1,665?
What is 507 - 298=?
What is 209?
Estimate 429 + 589 and round to the nearest ten and hundred.
What is 1,020 (ten) and 1,000?
Estimate 694 - 463= and round to the nearest ten and hundred.
What is 230 (ten) and 200 (hundred)?
Estimate 665 - 412= and round to the nearest ten OR hundred.
What is 260 (ten) OR 300 (hundred)?