Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another. For example, in 5 - 2, you take 2 away from 5, which equals 3.

Front

What is the result of 23.648 - 7.527?

Back

16.121

Front

What is addition?

Back

Addition is the process of combining two or more numbers to get a total. For example, in 2 + 3, you combine 2 and 3 to get 5.

Front

What is the result of 45.09 + 2.005?

Back

47.095

Front

What is the purpose of finding change in a transaction?

Back

Finding change helps you know how much money you get back after buying something. It ensures you pay the correct amount.

Front

If Tom buys an apple for $2.34 and pays with $5.00, how much change does he get back?

Back

$2.66

Front

What is the result of 82.1 + 1.824?

Back

83.924

Front

What is the process of evaluating an expression?

Back

Evaluating an expression means calculating the value of the expression by performing the operations in the correct order.

Front

What is the result of 6.3 + 2.98 + 7.77?

Back

17.05

Front

What does it mean to round a number?

Back

Rounding a number means adjusting it to the nearest whole number or a specified place value to make it simpler.