Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 25 − 87 by rounding each number to the nearest 10: ______
- Estimate 52 + 55 by rounding each number to the nearest 10: ______
- Estimate 33 + 66 by rounding each number to the nearest 10: ______
- Estimate 73 − 70 by rounding each number to the nearest 10: ______
- Estimate 55 + 64 by rounding each number to the nearest 10: ______
- Estimate 36 − 55 by rounding each number to the nearest 10: ______
- Estimate 75 + 89 by rounding each number to the nearest 10: ______
- Estimate 24 − 53 by rounding each number to the nearest 10: ______
- Estimate 34 + 32 by rounding each number to the nearest 10: ______
- Estimate 83 − 27 by rounding each number to the nearest 10: ______
- Estimate 43 + 49 by rounding each number to the nearest 10: ______
- Estimate 60 + 75 by rounding each number to the nearest 10: ______
- Estimate 87 − 53 by rounding each number to the nearest 10: ______
- Estimate 51 + 46 by rounding each number to the nearest 10: ______
- Estimate 41 + 71 by rounding each number to the nearest 10: ______
- Estimate 51 − 89 by rounding each number to the nearest 10: ______
- Estimate 70 + 64 by rounding each number to the nearest 10: ______
- Estimate 71 − 76 by rounding each number to the nearest 10: ______
- Estimate 36 + 59 by rounding each number to the nearest 10: ______
- Estimate 62 + 22 by rounding each number to the nearest 10: ______