1) 5 + 27 =
| 2) 337 + 215 =
| 3) 502 + 768 =
|
4) 21 + 36 + 22 =
| 5) 5 + 6 + 11 + 6 =
| 6) 329 + 245 =
|
7) 10 + -2 =
| 8) Round 227 to the nearest 10:
| 9) Round 4645 to the nearest 100:
|
10) 6 + -3 =
| 11) 54 + -72 =
| 12) 64 + 460 =
|
13) 427 + -23 =
| 14) 16 + -5 =
| 15) 594 + 312 + 200 =
|
16) Round to the nearest 10 and then add: 357 + 413 =
| 17) Round to the nearest 100 and then add: 4422 + 2908 =
| 18) 447 + 115 =
|
19) 370 + 263 =
| 20) Bob had 7 cents in one pocket, 27 cents in another pocket, and 33 cents in his last pocket. How much does this make in all?
|