7th grade sem 1 final review

Front

To turn a percent into a decimal you have to...

Back

move the decimal two places left.

Front

What is -7 - 2?

Back

-9

Front

Back

2.

Front

If the scale factor is greater than one, the new figure will be...

Back

an enlargement.

Front

Which of the following represents a proportional relationship? y = 34x, y = 2x + 34, y = 34x^2, y = 25x - 2

Back

y = 34x.

Front

What is the definition of a decimal?

Back

A decimal is a fraction whose denominator is a power of ten.

Front

How do you convert a decimal to a percent?

Back

Multiply the decimal by 100.

Front

Back

2.

Front

What is the definition of a scale factor?

Back

A scale factor is a number that scales, or multiplies, some quantity.

Front

What does it mean for two quantities to be proportional?

Back

Two quantities are proportional if they have a constant ratio.