Mental math Flashcards
1
Q
9x6
A
54
2
Q
(square root)49
A
7
3
Q
12 x 13
A
156
4
Q
15 x 5
A
75
5
Q
132+23+11
A
166
6
Q
23x12
A
276
7
Q
24 x 36
A
864
8
Q
54x11
A
594
9
Q
190+345+22
A
557
10
Q
120x33
A
3960
11
Q
Simplify 8/18
A
4/9
12
Q
Simplify 15/25
A
3/5
13
Q
1/6 x 8/3
A
4/9
14
Q
(square root) 81
A
9
15
Q
(square root) 64
A
8
16
Q
(square root) 169
A
13
17
Q
72/9
A
8
18
Q
1.3+5.02+201.23
A
207.55
19
Q
90x96
A
8640
20
Q
1.5 x 34
A
51
