Answer: 50cm
Order the Numbers
Before: 140, 166, 132, 165, 152, 168, 181, 158, 173, 171, 180, 182, 163, 177, 180, 142, 147, 149, 178
After: 132, 140, 142, 147, 149, 152, 158, 163, 165, 166, 168, 171, 173, 177, 178, 180, 180, 181, 182
Note: When finding the range you subtract the biggest number to the smallest number.
Subtract
182-132=50cm
