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 division?

Back

Division is the mathematical operation of splitting a number into equal parts. It answers the question of how many times one number is contained within another.

Tags

CCSS.3.OA.A.2

Front

What is multiplication?

Back

Multiplication is the mathematical operation of repeated addition. It combines equal groups to find the total.

Tags

CCSS.3.OA.A.1

Front

How do you solve a one-step word problem involving subtraction?

Back

Identify the total amount, determine how much is taken away, and subtract the smaller number from the larger number.

Tags

CCSS.1.OA.A.1

Front

How do you solve a one-step word problem involving division?

Back

Identify the total amount and the number of equal groups, then divide the total by the number of groups.

Tags

CCSS.3.OA.D.8

Front

How do you solve a one-step word problem involving multiplication?

Back

Identify the number of groups and the amount in each group, then multiply the two numbers to find the total.

Tags

CCSS.3.OA.D.8

Front

Example of a subtraction word problem: Ibraheem picked 29 lemons and gave away 19. How many does he have left?

Back

29 - 19 = 10 lemons left.

Tags

CCSS.2.OA.A.1

Front

Example of a division word problem: There are 750 students and each classroom holds 30. How many classrooms are needed?

Back

750 ÷ 30 = 25 classrooms needed.

Tags

CCSS.3.OA.D.8

Front

Example of a multiplication word problem: Alieyanna, Ja'Mya, and Annamarie each got 23 boo grams. How many do they have in total?

Back

23 x 3 = 69 boo grams in total.

Tags

CCSS.3.OA.D.8

Front

What is the formula for multiplication?

Back

The formula for multiplication is: Total = Number of groups x Amount in each group.

Tags

CCSS.3.OA.A.1