Addition of Fractions
3/4 + 1/16=?
13/16
2/5 - 1/4=?
3/20
What is the top number on a fraction called?
Numerator
What is the volume of a rectangular prism measuring 8ft x 10ft x 2ft?
160 cubic ft
1.23 x 3=?
3.69
2/5 + 1/10=?
1/2
1/3 - 1/5=?
2/15
What does PEMDAS stand for?
Perentheses, Exponents, Multiplication, Division, Addition, Subtraction.
What is the volume of a rectangular prism measuring 3in x 1in x 1in?
3 cubic inches
2.32*5=?
11.6
1/4 + 1/2=?
3/4
9/10 - 4/9=?
41/90
Why is PEMDAS, or the order of operations, important?
To make sure we do mathematical operations in the correct order.
What is the volume of a rectangular prism measuring 10m x 20m x 100m?
20,000 cubic m
3.98*6=?
23.88
1/2 + 3/16=?
11/16
7/10 - 2/9=?
43/90
What is the bottom number on a fraction called?
Denominator
If a rectangular prisms base has an area of 25 square meters and it is 10 meters tall, what is its volume?
250 cubic meters
7.68*9=?
69.12
3/14 + 1/3=?
23/42
5/18 - 2/15=?
13/90
What is the equation for volume of a rectangular prism?
LxWxH or BxH
If a rectangular prisms volume is 300 cubic feet and it is 10ft high and 10 ft wide, how long is the prism?
3 ft long
987.65*7=?
6913.55