Area
Area is used to find the amount of space inside a __ D figure.
2
Formula for Volume
L x W x H
or
Base layer x Height
A number that is multiplied
factor
The number that is divided by another number
dividend
4 places values to the right of the decimal
Ten thousandths
The formula for finding area
L x W
or
B x H
Unit of measurement for volume
Cubic units
The end result of a multiplication equation
product
The number by which another number is divided
divisor
Used to add, subtract or compare fractions with unlike denominators
Least Common Multiple
Unit of Measurement for Area
Square units
Height = 2ft
Length = 10 ft
Width = 12 ft
V = ?
240 cubic ft
Parts of the product to a multiplication equation
Partial Products
The inverse of division, often used to check the validity of your answer
Multiplication
Lowest value, shared multiple of the denominators
Least Common Multiple
Eric cut a piece of plywood to cover a hole in the floor that has an area of 65 sq ft. The piece of plywood is 6 ft by 13 ft. What is the area of the floor that will be covered by the plywood?
69 sq ft
Pedro has a storage box with a volume of 36 cubic feet. He knows that the box is 4ft long and 3 feet wide. But he does not know the height.
3 feet
Checking the reasonableness of your answer by rounding to a simpler number
ex. when doing
9.21 x 5.1 think 9 x 5
Estimating
5 steps for Long division when dividing with a decimal in the dividend.
1. divide
2. multiply
3. subtract
4. bring down
5. repeat
Converts a fraction to it's simplest form
Greatest Common Factor
Eric is painting a room. He has enough paint to cover an area of 120 square feet. If the width of the wall is 8 ft, what is the length of the wall he can paint?
15 ft
Finding the volume of a 3D figure that is composed of two rectangular prisms.
break apart the solid figure into parts, find the volume of all parts then add their volumes together.
0.92 x 3.2
2.944
.12/10.8
90
4 8/12 - 2 3/6
2 1/6