Subtraction
42-31=11
Subtraction finds the difference between two numbers. Starting from 42 and taking away 31 leaves 11. Borrow from the tens place when the top ones digit is smaller than the bottom one.
Subtraction
Subtraction finds the difference between two numbers. Starting from 42 and taking away 31 leaves 11. Borrow from the tens place when the top ones digit is smaller than the bottom one.