Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 79 − 35 by rounding each number to the nearest 10: ______
- Estimate 58 + 66 by rounding each number to the nearest 10: ______
- Estimate 27 + 49 by rounding each number to the nearest 10: ______
- Estimate 65 + 32 by rounding each number to the nearest 10: ______
- Estimate 35 − 55 by rounding each number to the nearest 10: ______
- Estimate 65 − 88 by rounding each number to the nearest 10: ______
- Estimate 67 − 81 by rounding each number to the nearest 10: ______
- Estimate 77 + 28 by rounding each number to the nearest 10: ______
- Estimate 80 − 61 by rounding each number to the nearest 10: ______
- Estimate 87 − 28 by rounding each number to the nearest 10: ______
- Estimate 59 + 81 by rounding each number to the nearest 10: ______
- Estimate 21 − 71 by rounding each number to the nearest 10: ______
- Estimate 75 + 61 by rounding each number to the nearest 10: ______
- Estimate 70 − 75 by rounding each number to the nearest 10: ______
- Estimate 41 − 80 by rounding each number to the nearest 10: ______
- Estimate 66 − 42 by rounding each number to the nearest 10: ______
- Estimate 46 − 49 by rounding each number to the nearest 10: ______
- Estimate 37 − 74 by rounding each number to the nearest 10: ______
- Estimate 21 − 61 by rounding each number to the nearest 10: ______
- Estimate 46 − 37 by rounding each number to the nearest 10: ______