Estimate the result of by rounding to the nearest ten.
Joud wants to estimate the difference between 56 and 41. She says: “If we round both numbers to the nearest 10, the estimated difference is 20”. Is Joud’s statement true or false?
A student wants to estimate the result of by rounding the numbers to the nearest ten. Which number line represents the correct way to round these numbers?
Use this rounding to estimate the result of .