Decimals & fractionsGrade 3
1-Place Decimal Addition practice
Add decimals to tenths in columns, lining up the decimal points before you add.
Example problems
1
6
7
1
2
8
＋
.
.
.
5
1
9
2
7
4
9
9
＋
.
.
.
3
1
7
1
1
1
1
1
1
0
2
＋
.
.
.
3
1
2
How a practice round works
A round has 10 problems from this skill. Type the digits into the dotted boxes; if a digit is wrong, you simply try again. Get 5 of your last 6 problems right on the first try to master the skill, then keep practicing to earn up to three stars.