Estimating Sum And Difference. Estimating sums and differences. Estimate the difference 673 258 to the nearest hundred.
Compare estimates to exact sums and differences. Let us estimate the sum of 77 and 2135 to the nearest tens and compare this with the actual sum. Estimating sums and differences.
Estimate the sum or difference of two fractions using area models.
Let us estimate the sum of 77 and 2135 to the nearest tens and compare this with the actual sum. Compare estimates to exact sums and differences. So the estimated sum after rounding each number to the. Estimate the sum or difference of two fractions using area models.
