Adding and Subtracting Three-Digit Numbers

Front

What is the result of subtracting 567 from 890?

Back

323

Front

What is the sum of 345 and 278?

Back

623

Front

What is the difference between 543 and 287?

Back

256

Front

Find the sum of 456 and 321.

Back

777

Front

Subtract 543 from 876.

Back

333

Front

What is a three-digit number?

Back

A number that has three digits, ranging from 100 to 999.

Front

What does 'sum' mean in math?

Back

The result of adding two or more numbers together.

Front

What does 'difference' mean in math?

Back

The result of subtracting one number from another.

Front

How do you add three-digit numbers?

Back

Align the numbers by place value (hundreds, tens, units) and add each column starting from the right.

Front

How do you subtract three-digit numbers?

Back

Align the numbers by place value and subtract each column starting from the right, borrowing if necessary.