Fractions
4/9 + 6/7
1 9/63 = 1 1/7
8 x (12 + 7 - 9)
80
4.56 + 8.13
12.69
A box is 4 inches wide, 10 inches tall, and 5 inches long. What is the volume?
200 in3
48 in = _____ ft
4 feet
When do you have to find a common denominator?
when adding and subtracting fractions
8 x 12 + 7 - 9 + 4 x 10
54
When do your decimal points line up? Adding, Subtracting, Multiplying, Dividing
Adding and Subtracting
A storage bin is 3 feet wide, 4 feet tall, and 5 feet long. What is the volume of the bin?
60 ft3
32 cups = ______ pints
16 pints
4/3 - 5/7
13/21
What are the order of operations?
PEMDAS
Parentheses
Exponents
Multiply/Divide
Add/Subtract
258.50 - 178.93
79.57
What is the formula for volume?
l x w x h
Length x Width x Height
1 gallon = ________ fluid ounces
128 fluid ounces
4/10 x 5/9
SIMPLEST FORM
20/90 = 2/9
6 x (12 - 1 + 9) + 18 divided by 3
126
45.06 x 6.9
310.914
A fish tank has a base of 96 centimeters. The height is 10 centimeters. What is the volume of the fish tank?
v = b x h
96 x 10 =960 cm3
base was 12 x 8
When going from a larger unit to a smaller unit what do you have to do?
multiply
2/6 DIVIDED by 4/5
SIMPLEST FORM
10/24 = 5/12
(9 + 54 ÷ 6) x 4 x 5
360
0.85 ÷ 2
0.425
A classroom cabinet is 6 feet wide, 4 feet deep, and 6 feet tall. What is the volume of the cabinet?
144 cm3
When going from a smaller unit to a larger unit what do you have to do?
divide