3-Digit Addition Worksheet
Free Printable Worksheet
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3-Digit Addition
415
+
260
252
+
360
205
+
376
448
+
216
130
+
313
338
+
323
180
+
379
293
+
400
115
+
499
271
+
295
160
+
260
354
+
161
241
+
482
124
+
440
357
+
232
479
+
303
342
+
268
440
+
241
481
+
215
394
+
414
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About this 3-Digit Addition Worksheet
Free printable 3-digit addition worksheet for Grade 3. 20 vertical addition problems with answer boxes. Print on A4 or Letter paper.