6th Grade Math Review

Front

What is the formula for calculating the surface area of a rectangular prism?

Back

Surface Area = 2(lw + lh + wh), where l = length, w = width, h = height.

Tags

CCSS.7.G.B.6

Front

How do you find the cost per item when given the total cost and quantity?

Back

Cost per item = Total Cost / Quantity.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

If a rope is cut into equal pieces, how do you calculate the length of each piece?

Back

Length of each piece = Total Length / Number of Pieces.

Tags

CCSS.4.MD.A.2

Front

What is a ratio, and how is it used in word problems?

Back

A ratio is a comparison of two quantities. It shows how many times one value contains or is contained within the other.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you calculate a percentage discount on an item?

Back

Discount Amount = Original Price x (Discount Percentage / 100).

Tags

CCSS.6.RP.A.3C

Front

What is the relationship between monkeys and elephants in the given problem?

Back

For every 3 monkeys, there is 1 elephant, creating a ratio of 3:1.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

How do you convert a fraction to a decimal?

Back

Divide the numerator by the denominator.

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Front

What is the formula for finding the area of a rectangle?

Back

Area = length x width.

Tags

CCSS.4.MD.A.3

CCSS.3.MD.C.7B

Front

How do you solve for an unknown in a simple equation?

Back

Isolate the variable on one side of the equation using inverse operations.

Tags

CCSS.6.EE.B.7

Front

What does it mean to find the average of a set of numbers?

Back

Average = (Sum of all values) / (Number of values).

Tags

CCSS.7.EE.B.3