Unit 3 Lesson 17

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another.

Front

What is multiplication?

Back

Multiplication is the process of adding a number to itself a certain number of times.

Front

What is division?

Back

Division is the process of splitting a number into equal parts or groups.

Front

If you have 418 paper clips and use 84, how do you find out how many are left?

Back

Subtract 84 from 418: 418 - 84 = 334.

Front

If you add 210 paper clips to 334, how many do you have now?

Back

Add 210 to 334: 334 + 210 = 544.

Front

How do you calculate the total distance if you ride 3 miles every day for 6 days?

Back

Multiply the daily distance by the number of days: 3 x 6 = 18 miles.

Front

What equation represents 28 students sitting at tables with 4 students each?

Back

The equation is 4 x ? = 28.

Front

If Vanessa has 234 cookies and needs 450, how do you find out how many more she needs?

Back

Subtract the cookies she has from the total needed: 450 - 234 = 216.

Front

If Joy received $275 and spent $51 and $19, how do you find out how much she has left?

Back

Subtract the total spent from the amount received: $275 - ($51 + $19) = $205.