Math Key Words

Front

What is subtraction?

Back

Subtraction is the mathematical operation of finding the difference between two numbers. It involves taking one number away from another.

Tags

CCSS.7.NS.A.1D

Front

What is addition?

Back

Addition is the mathematical operation of combining two or more numbers to get a total or sum.

Tags

CCSS.5.NBT.B.7

Front

What is multiplication?

Back

Multiplication is the mathematical operation of repeated addition of the same number. It is used to find the total of equal groups.

Tags

CCSS.3.OA.A.1

Front

What is division?

Back

Division is the mathematical operation of splitting a number into equal parts or groups. It is the inverse of multiplication.

Tags

CCSS.3.OA.A.2

Front

If the water level of Lake Texoma was 27 feet and decreased by 4.5 feet, what is the new water level?

Back

22.5 feet (27 - 4.5 = 22.5).

Tags

CCSS.5.NBT.B.7

Front

If 5 less than a number is -4, what is the number?

Back

1 (x - 5 = -4; x = -4 + 5 = 1).

Tags

CCSS.6.EE.B.7

Front

Chris ran the first leg of the race in 13.45 minutes and Jorge ran the second leg in 13.10 minutes. What is their total race time?

Back

26.55 minutes (13.45 + 13.10 = 26.55).

Tags

CCSS.5.NBT.B.7

Front

Joshua has $100 and buys jeans for $39. How much money does he have left?

Back

$61 ($100 - $39 = $61).

Tags

CCSS.4.MD.A.2

Front

Mr. Martell has 150 pieces of candy and splits them among 25 students. How many pieces does each student get?

Back

6 pieces (150 ÷ 25 = 6).

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

Front

What is the difference between addition and subtraction?

Back

Addition combines numbers to find a total, while subtraction finds the difference between numbers.

Tags

CCSS.1.OA.A.1