Round off then add. Round off the first number to the nearest ten or hundred. Then estimate the value. (5 items)
Round off then subtract. Round off the first number to the nearest ten or hundred. Then estimate the value. (5 items)
Round off each number. Then estimate value. Follow Highest Possible Value Rule. (5 Items)
Book Reference: My Pals are Here Math 4A
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Click here to print -> Estimation - Addition & Subtraction - Grade 4
Click here to print -> Estimation - Addition & Subtraction - Grade 4 (same as above)
Thanks for posting the worksheets! Great help!:)
thanks suzette:-)