Hidden Math

Front

What is a variable in mathematics?

Back

A symbol for a number we don't know yet, usually represented by a letter.

Tags

CCSS.6.EE.A.2B

Front

Identify the coefficient in the expression -y.

Back

The coefficient is -1.

Tags

CCSS.6.EE.A.2B

Front

What does the equation 6 = +6 signify?

Back

It indicates that every number has a positive sign unless a negative sign is present.

Tags

CCSS.7.NS.A.1B

Front

Convert the whole number 2 into a fraction.

Back

Tags

CCSS.3.NF.A.3C

Front

What is the term for a number multiplied by a variable?

Back

This is called a coefficient.

Tags

CCSS.6.EE.A.2B

Front

What is the sum of 3 and 5?

Back

The sum is 8.

Tags

CCSS.2.OA.C.3

Front

If x = 4, what is the value of 2x?

Back

The value is 8.

Tags

CCSS.6.EE.A.2C

Front

What is the term for the result of a multiplication operation?

Back

This is called a product.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

What is the term for the result of a division operation?

Back

This is called a quotient.

Tags

CCSS.3.OA.A.2

Front

What is the difference between 10 and 4?

Back

The difference is 6.

Tags

CCSS.1.OA.C.6