Add and Subtract whole numbers

Front

What is the result of subtracting 142,384 from 237,274?

Back

94,890

Front

If a bakery has 381 chocolate cupcakes and 346 vanilla cupcakes, how many more chocolate cupcakes are there?

Back

35 cupcakes

Front

Estimate the sum of 906 and 397.

Back

1300

Front

If I buy a basketball for $28.75 and pay with a $50 note, what will my change be approximately?

Back

$20

Front

What is the sum of 75 and 124?

Back

199

Front

What is the definition of addition in mathematics?

Back

Addition is the process of calculating the total of two or more numbers or amounts.

Front

What is the definition of subtraction in mathematics?

Back

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

Front

How do you estimate the sum of two numbers?

Back

Round each number to the nearest ten or hundred and then add the rounded numbers.

Front

What is the importance of estimating in addition and subtraction?

Back

Estimating helps to quickly assess the reasonableness of an answer.

Front

What is a whole number?

Back

A whole number is a non-negative integer, including zero.