Addition
5 + 5 + 5 + 8 =
23
5 - 1 =
4
10 / 2 =
5
2 x 4 =
8
1/2 x 2/6 =
1/6
1/2 + 1 =
1 1/2 or 3/2
50 + 50 + 10 =
110
60 - 10 =
50
30 / 6 =
5
9 x 10 =
90
1/4 x 1/2 =
1/8
1/4 + 1/2 =
3/4
Fill in the blank:
100 +___ = 900
800
15 - 9 =
6
64 / 4 =
10 x 4 =
40
4/3 x 2/5 =
8/15
7/41 - 4/41 =
3/41
Fill in the blank:
100 + 500 + ___ = 780
180
250 - 150 - 6 =
94
120 / 12 =
10
18 x 3 =
270
6/7 x 4/10 =
12/35
1/10 + 7/10 + 4/10 =
6/5 or 1 1/5
Fill in the blank:
104 + 238 + ___ = 900
558
6 - 3 - 54 =
-51
144 / 3 =
48
5 x 3 x 9 =
135
7/12 x 6/5 =
7/10
1/8 + 3/4 - 3/8 =
1/2