Lesson Worksheet: Estimating the Products of Two-Digit Numbers: Rounding Mathematics • 4th Grade
In this worksheet, we will practice estimating the product of two positive two-digit numbers by rounding to the nearest ten.
Which of the following is the estimate for when the two numbers are rounded to the nearest 10?
Which product gives an estimate of 1,800 when the two multiplied numbers are rounded to the nearest 10?
A teacher asked to estimate the product of . Jackson found 2,100, whereas Amelia found 1,400. Estimate the product yourself and decide which student is correct.
Daniel earns £93 a day. Work out an estimate for how much he earns in 18 days.
Estimate the product of by rounding to the nearest 10.
Jacob needed to find the result of . He used rounding to estimate the product and got 7,200. Was Jacob correct?
Fill in the blank: The expression can be rounded to , and we get 4,900.
Complete using , , or : .
Madison wants to estimate the product of 22 and 52. Help her find the estimated product by rounding each number to the nearest 10.
James estimates the result of to be 1,500. State whether his estimation is reasonable or not.
- BNot reasonable