Addition and Subtraction

Front

What is the result of subtracting 279 from 667?

Back

388

Front

If Brittany has 9,123 sharpened pencils and breaks 7,654, how many does she have left?

Back

1469

Front

How do you calculate the total number of items when given two separate quantities?

Back

Add the two quantities together.

Front

What is the sum of 23,748 and 7,570?

Back

31318

Front

If a book has 50,525 copies and a second edition has 40,399 copies, what is the total number of copies published?

Back

90924

Front

Define addition in mathematical terms.

Back

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

Front

Define subtraction in mathematical terms.

Back

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

Front

What is the difference between addition and subtraction?

Back

Addition combines quantities, while subtraction removes a quantity from another.

Front

How can you check your subtraction answer?

Back

You can add the result to the number subtracted to see if it equals the original number.

Front

What is the importance of place value in addition and subtraction?

Back

Place value helps in aligning numbers correctly for accurate calculations.