Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 33 + 43 by rounding each number to the nearest 10: ______
- Estimate 34 + 76 by rounding each number to the nearest 10: ______
- Estimate 88 + 41 by rounding each number to the nearest 10: ______
- Estimate 59 + 71 by rounding each number to the nearest 10: ______
- Estimate 30 + 38 by rounding each number to the nearest 10: ______
- Estimate 85 + 43 by rounding each number to the nearest 10: ______
- Estimate 30 − 43 by rounding each number to the nearest 10: ______
- Estimate 58 − 52 by rounding each number to the nearest 10: ______
- Estimate 48 − 78 by rounding each number to the nearest 10: ______
- Estimate 65 + 51 by rounding each number to the nearest 10: ______
- Estimate 89 − 66 by rounding each number to the nearest 10: ______
- Estimate 28 + 48 by rounding each number to the nearest 10: ______
- Estimate 77 − 26 by rounding each number to the nearest 10: ______
- Estimate 83 + 81 by rounding each number to the nearest 10: ______
- Estimate 27 − 88 by rounding each number to the nearest 10: ______
- Estimate 71 − 28 by rounding each number to the nearest 10: ______
- Estimate 76 − 26 by rounding each number to the nearest 10: ______
- Estimate 35 + 35 by rounding each number to the nearest 10: ______
- Estimate 88 − 88 by rounding each number to the nearest 10: ______
- Estimate 76 − 40 by rounding each number to the nearest 10: ______