Say What?
30+30
60
Mental Math
20-10
10
MENTAL MATH
37 + 68 = ?
105
MENTAL MATH
2 x 12
24
136/4
34
The answer to an addition problem
sum
8 x 8 = ?
64
M. Chen wants to buy a phone charger worth $42.50, but he only has a $50 bill. How much change will he receive?
$7.50
345 + 56 = ?
401
MENTAL MATH
50 x 2 =
100
42 divided into 6 groups
7
The answer to a subtraction problem
difference
60 divided by 3=
20
Mental Math
60 - 30 =
30
MENTAL MATH
98 + 499 = ?
597
5676 x 5 = ?
28,380
MENTAL MATH
40 divided into 5 groups
8
quotient
2 x 2 x 2 x 2 -2
14
54 642-318
54 324
MENTAL MATH
30 + x = 951
x = 921
4 x 7 =
28
MENTAL MATH
45 divided into 9 groups
5
The answer to a multiplication problem
product
Solve for n:
n + 5 = 15 -5
5
562-191
371
MENTAL MATH
155 + 245 = ?
400
345 x 5 =
1725
MENTAL MATH
100 divided into 5 groups
20
Type of number with a numerator and denominator
Fraction