Mental Math
300 × 8
2400
7+2
9
8-5
3
3 × 2
6
8÷4
2
120÷5
8+7
15
11-5
6
10 × 5
50
20÷5
4
180÷18
10
21+5
26
29-10
19
18 × 9
162
125÷25
2000 × 500
1,000,000
92
90-28
62
13 × 15
195
91÷13
7
600 × 30
18000
567+90
657
120-61
59
28 × 16
448
154÷7
22