Common Core: 3.NBT
Answer Key
Grade 3additionAdvanced

4-Digit Addition (Set A)

Add 4-digit and 3-digit numbers

8 problems

1.
3522
+ 880
____
2.
3881
+ 733
____
3.
4239
+ 585
____
4.
4598
+ 437
____
5.
4957
+ 290
____
6.
5316
+ 142
____
7.
5675
+ 894
____
8.
6034
+ 747
____