In this worksheet we have to work out a subtraction by counting on using a number line.
Work out 73 - 38 = __
We use the number line to count up from the smaller number to the larger number.
First step: go to the next ten, i.e. 40 here
Second step: count up in tens to the ten below your given number, i.e. 70 here
Third step: count up to the given number, i.e. 73 here
Answer is 2 + 30 + 3 = 35