MENTAL MATH
8 X 9
72
How many quarts in a gallon?
4
3 x 9 + 7
34
-11 + -11
-22
52
25
2 ( 5 X 4)
40
How many inches in 3 feet?
36
12 + 36/4
21
6 + -14
-8
103
1,000
5 + 8 + 2 + 5
20
How many yards in 10 miles?
17,600
2 x 11 - 12 /2
16
9 x -6
-54
42 + 62
52
3 x 3 x 3
27
20 cups equals how many pints?
10 pints
8 x 18 / 4 + 15
51
18 - -5
23
1/2 + 3/4
5/4 0R 1 1/4
( 3 + 5) X ( 6 X 5)
240
5 years is how many months?
60
9/3 +4 x 6
27
-16 - -27
11
4 X 1/2
2