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
Anne ate lunch at school at 11:35 a.m. Recess began after lunch at 12:25 p.m. Recess was over at 1:10 p.m. How long was Recess?
45 Minutes
7 x 2 = ?
14
Mr. Lara wants to buy a phone charger worth $42, but he only has a $50 bill How much change will he receive?
$8
345,134 + 56,134 = ?
401,268
MENTAL MATH
50 x 2 =
100
42 divided into 6 groups
7
The answer to a subtraction problem
difference
What is PEMDAS?
Parenthesis, Exponents, Multiplication, Addition, Subtraction.
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
What formula do you use to find the area of a triangle?
1/2 x b x h
33
27
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
What formula do you use to find the area of a parallelogram?
A = b x h
Solve for n:
(3n) +3 = 15
4
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
Solve for x:
4x - 12 = 8
5