Three Digit

Welcome to our Addition worksheet set, designed to help grade students master Three Digit! This is Set #2 in our comprehensive collection of free, printable math resources.

Practice Problems

1
150 + 347 =
2
407 + 688 =
3
381 + 525 =
4
294 + 412 =
5
921 + 197 =
6
488 + 709 =
7
345 + 977 =
8
315 + 618 =
9
909 + 660 =
10
969 + 599 =
11
849 + 703 =
12
629 + 150 =
13
310 + 681 =
14
112 + 933 =
15
264 + 719 =
16
725 + 901 =
17
195 + 234 =
18
853 + 757 =
19
883 + 761 =
20
298 + 279 =
Show Answers
1.497
2.1095
3.906
4.706
5.1118
6.1197
7.1322
8.933
9.1569
10.1568
11.1552
12.779
13.991
14.1045
15.983
16.1626
17.429
18.1610
19.1644
20.577