1. the mathematical operation of taking one number away from another
Usage: mathematics
2. the act or process of removing or taking away something

Examples

• The teacher explained subtraction using blocks and counters.
• In the problem 10 – 3 = 7, subtraction gives us the answer 7.
• Children learn addition before moving on to subtraction.
• The subtraction of funds from the budget caused concern.
• By subtraction, we can determine what remains after the expenses.
• The subtraction of salt from the recipe made it taste bland.
• She practiced subtraction problems for her math test.