7th Grade Unit 1 Review

Front

What is the Least Common Multiple (LCM)?

Back

The LCM of two or more numbers is the smallest number that is a multiple of each of the numbers.

Front

Calculate the LCM of 3 and 8.

Back

The LCM of 3 and 8 is 24.

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide the numerator and the denominator by their greatest common divisor (GCD).

Front

Simplify the fraction 30/60 to its lowest terms.

Back

The simplified form of 30/60 is 1/2.

Front

What is the process for adding fractions with different denominators?

Back

To add fractions with different denominators, find a common denominator, convert the fractions, and then add the numerators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

Calculate 3/9 + 1/3.

Back

3/9 + 1/3 = 2/3.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the product of two negative numbers?

Back

The product of two negative numbers is positive.

Tags

CCSS.7.NS.A.2A

Front

Calculate -10 * -2.

Back

-10 * -2 = 20.

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Front

What does a number line represent?

Back

A number line represents real numbers in a straight line, with equal intervals between numbers.

Tags

CCSS.6.NS.C.6C

Front

Where is -1.2 located on a number line?

Back

On a number line, -1.2 is located to the left of 0, between -1 and -2.

Tags

CCSS.6.NS.C.6C