multiplicative comparisons

Key Words

When dealing with multiplicative comparisons there are a
few key words that you need to know and understand:

1)

As Many As : is how we are going to compare our

factors or the numbers we are multiplying

2)

The Equal Sign (=) means: “IS”

Example: 2 x 5 = 10

10 is 5 times as many as 2 or 10 is 2 times as many as 5

Key Words

Variable = Unknown

● The Unknown is what we do not know in the problem

or equation.

● We use letters to represent the Unknown or the

Variable

Example:

b x n = a

a is b times as many as n

• 56 is 8 times as many as 7 is the same as

  • 56=8x7 and

  • 56=7x8

• 72 is 8 times as many as 9 is the same as

  • 72=8x9 and

  • 72=9x8

1. 18 is 2 times as many as 9

2. 18 is 9 times as many as 2

1. 120 is 10 times as many as 12

2. 120 is 12 times as many as 10.