Worksheet: Mental Subtraction of Numbers up to 1000
In this worksheet, we will practice subtracting from three-digit numbers using mental strategies rather than the column method.
Scarlett is reading a book that is 912 pages. She has already read 196 pages. How many pages does she have left to read?
Anthony works at a pet store. He put 315 bags of cat food on the shelf. Customers bought 219 bags. How many bags are left?