Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 25 − 62 by rounding each number to the nearest 10: ______
- Estimate 36 − 77 by rounding each number to the nearest 10: ______
- Estimate 87 + 55 by rounding each number to the nearest 10: ______
- Estimate 81 − 40 by rounding each number to the nearest 10: ______
- Estimate 85 − 37 by rounding each number to the nearest 10: ______
- Estimate 66 − 59 by rounding each number to the nearest 10: ______
- Estimate 72 − 28 by rounding each number to the nearest 10: ______
- Estimate 89 − 58 by rounding each number to the nearest 10: ______
- Estimate 84 + 63 by rounding each number to the nearest 10: ______
- Estimate 63 − 65 by rounding each number to the nearest 10: ______
- Estimate 87 + 61 by rounding each number to the nearest 10: ______
- Estimate 59 − 72 by rounding each number to the nearest 10: ______
- Estimate 70 + 26 by rounding each number to the nearest 10: ______
- Estimate 73 + 60 by rounding each number to the nearest 10: ______
- Estimate 80 − 67 by rounding each number to the nearest 10: ______
- Estimate 22 − 45 by rounding each number to the nearest 10: ______
- Estimate 46 − 27 by rounding each number to the nearest 10: ______
- Estimate 39 + 59 by rounding each number to the nearest 10: ______
- Estimate 41 − 34 by rounding each number to the nearest 10: ______
- Estimate 34 + 47 by rounding each number to the nearest 10: ______