Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 59 − 44 by rounding each number to the nearest 10: ______
- Estimate 89 + 48 by rounding each number to the nearest 10: ______
- Estimate 73 − 36 by rounding each number to the nearest 10: ______
- Estimate 65 − 73 by rounding each number to the nearest 10: ______
- Estimate 39 + 50 by rounding each number to the nearest 10: ______
- Estimate 86 + 40 by rounding each number to the nearest 10: ______
- Estimate 54 + 85 by rounding each number to the nearest 10: ______
- Estimate 71 − 80 by rounding each number to the nearest 10: ______
- Estimate 81 + 54 by rounding each number to the nearest 10: ______
- Estimate 84 − 82 by rounding each number to the nearest 10: ______
- Estimate 67 − 63 by rounding each number to the nearest 10: ______
- Estimate 43 − 39 by rounding each number to the nearest 10: ______
- Estimate 78 + 25 by rounding each number to the nearest 10: ______
- Estimate 70 + 76 by rounding each number to the nearest 10: ______
- Estimate 37 − 81 by rounding each number to the nearest 10: ______
- Estimate 31 + 66 by rounding each number to the nearest 10: ______
- Estimate 39 − 24 by rounding each number to the nearest 10: ______
- Estimate 72 + 55 by rounding each number to the nearest 10: ______
- Estimate 28 + 43 by rounding each number to the nearest 10: ______
- Estimate 77 + 49 by rounding each number to the nearest 10: ______