Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 78 − 84 by rounding each number to the nearest 10: ______
- Estimate 70 + 34 by rounding each number to the nearest 10: ______
- Estimate 35 − 84 by rounding each number to the nearest 10: ______
- Estimate 81 + 76 by rounding each number to the nearest 10: ______
- Estimate 51 + 81 by rounding each number to the nearest 10: ______
- Estimate 45 + 27 by rounding each number to the nearest 10: ______
- Estimate 34 − 82 by rounding each number to the nearest 10: ______
- Estimate 87 + 34 by rounding each number to the nearest 10: ______
- Estimate 84 + 68 by rounding each number to the nearest 10: ______
- Estimate 59 − 45 by rounding each number to the nearest 10: ______
- Estimate 55 + 46 by rounding each number to the nearest 10: ______
- Estimate 78 + 86 by rounding each number to the nearest 10: ______
- Estimate 75 + 26 by rounding each number to the nearest 10: ______
- Estimate 84 + 40 by rounding each number to the nearest 10: ______
- Estimate 34 + 75 by rounding each number to the nearest 10: ______
- Estimate 79 + 29 by rounding each number to the nearest 10: ______
- Estimate 28 + 74 by rounding each number to the nearest 10: ______
- Estimate 48 + 75 by rounding each number to the nearest 10: ______
- Estimate 56 − 88 by rounding each number to the nearest 10: ______
- Estimate 77 − 66 by rounding each number to the nearest 10: ______