Estimation Worksheets

Rounding principles as a tool for estimating answers Estimation involving whole numbers and mixed numbers For children in grades 4-6 Blackline masters for written responses (answer keys included) Ten separate exercises with about eighteen questions each Concepts Free-response exercises on estimation of sums, differences, products, and quotients involving whole numbers, mixed numbers, and dollars/cents.  Concepts heavily emphasized by National Council of Mathematics and standardized tests, estimation of sums and differences, estimation of products, estimation of quotients by using compatible numbers, estimation of fractions and mixed numbers, cumulative exercises.