+
5 + 10 + 16 + 4
35
MENTAL MATH
14-2 =
12
MENTAL MATH
200-20 = ?
180
MENTAL MATH
2 x 4 =
8
A box has 12 toy. There are 7 boxes. How many toy are there in total?
A) 72 B) 78 C) 84 D) 88
84
Mental Math
50 + 75 + 25
150
MENTAL MATH
40 - 8 =
32
MENTAL MATH
74 + 52 =
126
MENTAL MATH
7 x 6
42
A library has 640 books. 275 books are borrowed. How many books are left?
A) 355, B) 365, C) 375, D) 385
365
Mental Math
101 + 97 =
198
MENTAL MATH
250 - 70
180
MENTAL MATH
78 - 24 =
54
MENTAL MATH
12 x 4 =
48
A farmer has 150 apples. He sells 65 apples and then buys 40 more. How many apples does he have now?
A) 115 B) 125 C) 135 D) 145
125
MENTAL MATH
104 + 206 =
310
MENTAL MATH
3120-134
2,986
MENTAL MATH
52 + 48 =
100
MENTAL MATH
13 x 5 =
65
5. Multi-Step
A zoo has 125 birds. 37 birds fly away. Later, 48 new birds arrive. How many birds are in the zoo now?
A) 126, B) 136, C) 146, D) 156
136
Mental Math
511 + 970
1,481
MENTAL MATH
1,986-346
1,640
MENTAL MATH
10 + ___ = 261
251
MENTAL MATH
22 x 40 =
880
A bookstore has 320 books. They sell 145 books in the morning and 60 books in the afternoon. How many books are left in the bookstore?
115