USA 2 Review (Units 4 & 5)

Front

What is the difference between two numbers?

Back

The difference is the result of subtracting one number from another.

Tags

CCSS.1.OA.A.1

Front

What is the sum of 6 + 4 + 2?

Back

The sum is 12.

Tags

CCSS.1.OA.B.3

Front

Which equation can be used to find the missing number in □ = 10 – 2?

Back

The equation □ + 2 = 10 can be used.

Tags

CCSS.2.NBT.B.5

Front

What does the term 'sum' refer to in mathematics?

Back

The sum refers to the result of adding two or more numbers together.

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Front

How do you represent subtraction in an equation?

Back

Subtraction can be represented using the minus sign (-).

Tags

CCSS.7.NS.A.1C

Front

What is the result of 10 - 4?

Back

The result is 6.

Tags

CCSS.1.OA.C.6

Front

If you have 3 gray counters on one side of a scale, how many are needed on the other side to balance it?

Back

You need 3 gray counters on the other side to balance the scale.

Tags

CCSS.2.MD.B.5

Front

What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions.

Tags

CCSS.6.EE.A.2C

Front

How can you express the equation '10 = □ + 2' in a different form?

Back

You can express it as '□ = 10 - 2'.

Tags

CCSS.1.OA.A.1

Front

What is the purpose of using variables in equations?

Back

Variables are used to represent unknown values in equations.

Tags

CCSS.6.EE.B.6