Bridges Unit 3 Math Review 3rd Grade

Front

What is rounding in math?

Back

Rounding is the process of adjusting a number to make it simpler and easier to work with, while keeping its value close to what it was.

Front

How do you round a number to the nearest ten?

Back

Look at the digit in the ones place. If it is 5 or more, round up. If it is 4 or less, round down.

Front

Round 525 to the nearest ten.

Back

530

Front

Round 2,861 to the nearest hundred.

Back

2,900

Front

What is the nearest hundred of 525?

Back

500

Front

How do you round a number to the nearest hundred?

Back

Look at the digit in the tens place. If it is 5 or more, round up. If it is 4 or less, round down.

Front

Round 118 to the nearest ten.

Back

120

Front

What does the letter 'b' represent in an equation?

Back

In this context, 'b' represents the number of additional books read by the winner.

Front

Which equation does NOT represent the problem: 674 - 637 = b?

Back

637 + 674 = b.

Front

What is the equation for finding how many more books the winner read if they read 674 books and another person read 637?

Back

674 - 637 = b.