Addition
Mental Math
999 + 456
1,455
MENTAL MATH
724 − 359
365
MENTAL MATH
56 ÷ 7
MENTAL MATH
24 × 4
96
If 3 notebooks cost $12 altogether, how much does one notebook cost?
$4
What comes next?
3, 6, 12, 24, ___
48
MENTAL MATH
672 + 159
831
MENTAL MATH
1,000 − 475
525
MENTAL MATH
72 ÷ 8
MENTAL MATH
9 × 6
54
A square has a perimeter of 36 cm. How long is each side?
9 cm
I am an odd number between 40 and 50 and a multiple of 5. What number am I?
45
Mental Math
850 + 3699
4549
MENTAL MATH
2,005 − 876
1,129
MENTAL MATH
180 ÷ 9
20
MENTAL MATH
15 × 6
90
There are 12 months in a year. How many months are in 4 years?
48 months
I am a number. Double me and you get 24. What number am I?
12
Mental Math
76+52+856
984
MENTAL MATH
3500−1248=
2,252
MENTAL MATH
84 ÷ 6
14
MENTAL MATH
17x8
136
Which number is divisible by both 4 and 6: 18, 20, 24, or 30?
24
There are 8 bags with 7 apples in each bag. How many apples are there?
56
Mental Math
2,347 + 865
3,212
MENTAL MATH
5000 − 2765
2,235
MENTAL MATH
225 ÷ 15
15
MENTAL MATH
32 × 15
480
I double a number and add 4. My answer is 18. What number did I start with?
7
There are 30 cookies. Five children share them equally. How many does each child get?
6