4.5A

Front

What is a strip diagram?

Back

A strip diagram is a visual representation used to show the relationship between numbers in a problem, often used in math to help solve word problems.

Front

How do you find the total amount of tape Madeline has?

Back

Multiply the number of rolls of tape by the inches of tape in each roll: 4 rolls x 63 inches = 252 inches.

Front

If Madeline used 42 inches of tape, how do you find the tape left?

Back

Subtract the used tape from the total tape: 252 inches - 42 inches = 210 inches.

Front

What does it mean for Josh to have twice as many football cards as Mark?

Back

It means that the number of football cards Josh has is equal to 2 times the number of football cards Mark has.

Front

How do you write an equation for the total number of football cards Josh has?

Back

The equation is: f = 2 * 45 + 5.

Front

What is the total number of pages Sabra read on the second and third days?

Back

To find this, subtract the pages read on the first day from the total: 185 pages - 85 pages = 100 pages.

Front

If Sabra read the same number of pages on the second and third days, how do you find the pages read each day?

Back

Divide the total pages read on the second and third days by 2: 100 pages ÷ 2 = 50 pages.

Front

What does the equation 36 ÷ 9 = M represent?

Back

It represents that if you divide 36 into 9 equal parts, each part is M.

Front

How do you solve the equation (30 x 5) + 11 = C?

Back

First, multiply 30 by 5 to get 150, then add 11 to get C: C = 150 + 11 = 161.

Front

What is the purpose of using equations in word problems?

Back

Equations help to represent relationships between quantities and allow us to solve for unknown values.