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Addition - Three 3-digit numbers

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456
765
+ 757
1978
446
312
+ 616
1374
144
444
+ 546
1134
373
126
+ 945
1444
100
220
+ 421
741
110
181
+ 104
395
323
420
+ 162
905
834
201
+ 324
1359
523
714
+ 312
1549
664
415
+ 306
1385
668
967
+ 601
2236
821
946
+ 675
2442
342
756
+ 999
2097
210
530
+ 820
1560
234
564
+ 786
1584
314
61
+ 243
618
231
256
+ 568
1055
855
954
+ 485
2294
412
360
+ 389
1161
843
247
+ 564
1654

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Printable Addition Worksheet - By HelpingWithMath.com

Related Resources

The various resources listed below are aligned to the same standard, (4NBT04) taken from the CCSM (Common Core Standards For Mathematics) as the Addition and subtraction Worksheet shown above.

Fluently add and subtract multi-digit whole numbers using the standard algorithm.

Worksheets

Third/ Fourth Grade

Similar to the above listing, the resources below are aligned to related standards in the Common Core For Mathematics that together support the following learning outcome:

Use place value understanding and properties of operations to perform multi-digit arithmetic

 

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