Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 68 + 65 by rounding each number to the nearest 10: ______
- Estimate 88 + 30 by rounding each number to the nearest 10: ______
- Estimate 83 + 68 by rounding each number to the nearest 10: ______
- Estimate 44 + 70 by rounding each number to the nearest 10: ______
- Estimate 89 − 26 by rounding each number to the nearest 10: ______
- Estimate 63 + 62 by rounding each number to the nearest 10: ______
- Estimate 35 + 71 by rounding each number to the nearest 10: ______
- Estimate 67 + 76 by rounding each number to the nearest 10: ______
- Estimate 85 + 38 by rounding each number to the nearest 10: ______
- Estimate 59 − 37 by rounding each number to the nearest 10: ______
- Estimate 75 − 25 by rounding each number to the nearest 10: ______
- Estimate 46 + 21 by rounding each number to the nearest 10: ______
- Estimate 89 + 45 by rounding each number to the nearest 10: ______
- Estimate 60 + 30 by rounding each number to the nearest 10: ______
- Estimate 48 − 84 by rounding each number to the nearest 10: ______
- Estimate 55 + 49 by rounding each number to the nearest 10: ______
- Estimate 52 + 46 by rounding each number to the nearest 10: ______
- Estimate 81 + 59 by rounding each number to the nearest 10: ______
- Estimate 86 + 70 by rounding each number to the nearest 10: ______
- Estimate 36 + 51 by rounding each number to the nearest 10: ______