Name:_____________                        Three Digit Addition Worksheet       © mathkinz

Date:______________

Score:______________

 

143
+
243
____
____
225
+
444
____
____
623
+
324
____
____
237
+
512
____
____
533
+
342
____
____
572
+
321
____
____
733
+
224
____
____
262
+
503
____
____
252
+
423
____
____
424
+
543
____
____
823
+
146
____
____
236
+
312
____
____
363
+
433
____
____
224
+
553
____
____
531
+
324
____
____
253
+
344
____
____
382
+
514
____
____
324
+
234
____
____

Answers