In this worksheet we have to work out a subtraction by counting on using a number line.
Example
Work out 332 - 153 = __
We use the number line to count up from the smaller number to the larger number.
First step: go to the next hundred, i.e. 200 here
Second step: count up in hundreds to the hundred below your given number, i.e. 300 here
Third step: count up to the given number, i.e. 332 here
Answer is 47 + 100 + 32 = 179