2nd Grade Math Review

Front

What is subtraction?

Back

Subtraction is taking away a number from another number. For example, in 653 - 199, we take away 199 from 653.

Front

What is the result of 653 - 199?

Back

454

Front

What is base ten?

Back

Base ten is a number system that uses ten digits (0-9) to represent numbers. Each place value is ten times the value to its right.

Front

What does 530 represent in base ten form?

Back

5 hundreds, 3 tens.

Front

What is addition?

Back

Addition is combining two or more numbers to get a total. For example, in 354 + 165, we combine 354 and 165.

Front

What is the result of 354 + 165?

Back

519

Front

What is the time?

Back

Time is a way to measure the passing of hours and minutes. For example, 8:56 means it is 56 minutes past 8 o'clock.

Front

What is the result of 342 + 169?

Back

511

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals. It helps us understand addition and subtraction visually.

Front

What is a digit?

Back

A digit is any of the ten symbols used to write numbers: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9.