Multiplying rational numbers

Front

What is a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Tags

CCSS.5.NBT.A.2

Front

What is the product of two negative numbers?

Back

The product of two negative numbers is always positive.

Tags

CCSS.7.NS.A.2A

Front

What is the product of a positive number and a negative number?

Back

The product of a positive number and a negative number is always negative.

Tags

CCSS.7.NS.A.2A

Front

How do you multiply fractions?

Back

To multiply fractions, multiply the numerators together and the denominators together.

Tags

CCSS.5.NF.B.6

Front

What is the simplest form of a fraction?

Back

The simplest form of a fraction is when the numerator and denominator have no common factors other than 1.

Front

Calculate: (-7) * (6) * (-3)

Back

126

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Front

Calculate: 5/18 * 16/15

Back

4/9

Tags

CCSS.5.NF.B.6

Front

Calculate: (-9) * (-8)

Back

72

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Front

What is the result of subtracting a negative number from a positive number?

Back

Subtracting a negative number is the same as adding its positive counterpart.

Tags

CCSS.7.NS.A.1C

Front

Calculate: 65 - (-15)

Back

80

Tags

CCSS.7.NS.A.1C