6th Grade Math Review 1st Semester

Front

What is absolute value?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction. For example, the absolute value of -4.5 is 4.5.

Tags

CCSS.6.NS.C.7C

Front

How do you represent a number with an absolute value of 4.5 on a number line?

Back

You would graph points at 4.5 and -4.5 on the number line.

Tags

CCSS.6.NS.C.7C

Front

What is a ratio?

Back

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

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the ratio of girls to boys in a class with 5 boys and 15 girls?

Back

The ratio of girls to boys is 15:5, which can be simplified to 3:1.

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.2

Front

What is the opposite of a number?

Back

The opposite of a number is the number that is the same distance from zero but in the opposite direction. For example, the opposite of -8 is 8.

Tags

CCSS.6.NS.C.6A

Front

What is the product of two negative numbers?

Back

The product of two negative numbers is always positive. For example, -12 multiplied by -3 equals 36.

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. For example, 5 multiplied by -8 equals -40.

Tags

CCSS.7.NS.A.2A

Front

Back

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Front

Back

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its simplest form, making it easier to understand or calculate.

Tags

CCSS.7.EE.A.1