Common Core: 3.NBT — Number & Operations in Base Ten
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Name
Date
Score
/ 8
3-Digit Addition (Set B)
Directions: Add. Watch for regrouping when needed.
1.
323
144
2.
307
209
3.
291
275
4.
275
340
5.
259
406
6.
243
472
7.
355
412
8.
339
478
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