Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 63 − 52 by rounding each number to the nearest 10: ______
- Estimate 42 − 35 by rounding each number to the nearest 10: ______
- Estimate 63 + 39 by rounding each number to the nearest 10: ______
- Estimate 41 + 80 by rounding each number to the nearest 10: ______
- Estimate 43 + 66 by rounding each number to the nearest 10: ______
- Estimate 61 − 56 by rounding each number to the nearest 10: ______
- Estimate 45 + 72 by rounding each number to the nearest 10: ______
- Estimate 86 + 53 by rounding each number to the nearest 10: ______
- Estimate 40 − 53 by rounding each number to the nearest 10: ______
- Estimate 40 − 77 by rounding each number to the nearest 10: ______
- Estimate 76 + 87 by rounding each number to the nearest 10: ______
- Estimate 27 − 86 by rounding each number to the nearest 10: ______
- Estimate 82 + 29 by rounding each number to the nearest 10: ______
- Estimate 87 − 34 by rounding each number to the nearest 10: ______
- Estimate 57 − 22 by rounding each number to the nearest 10: ______
- Estimate 37 + 21 by rounding each number to the nearest 10: ______
- Estimate 30 − 23 by rounding each number to the nearest 10: ______
- Estimate 42 − 84 by rounding each number to the nearest 10: ______
- Estimate 38 − 76 by rounding each number to the nearest 10: ______
- Estimate 24 + 26 by rounding each number to the nearest 10: ______