Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 31 + 63 by rounding each number to the nearest 10: ______
- Estimate 50 + 46 by rounding each number to the nearest 10: ______
- Estimate 35 + 24 by rounding each number to the nearest 10: ______
- Estimate 65 + 56 by rounding each number to the nearest 10: ______
- Estimate 33 + 69 by rounding each number to the nearest 10: ______
- Estimate 38 + 74 by rounding each number to the nearest 10: ______
- Estimate 41 + 61 by rounding each number to the nearest 10: ______
- Estimate 29 + 53 by rounding each number to the nearest 10: ______
- Estimate 32 + 43 by rounding each number to the nearest 10: ______
- Estimate 77 − 30 by rounding each number to the nearest 10: ______
- Estimate 53 + 46 by rounding each number to the nearest 10: ______
- Estimate 65 − 69 by rounding each number to the nearest 10: ______
- Estimate 32 − 87 by rounding each number to the nearest 10: ______
- Estimate 24 − 86 by rounding each number to the nearest 10: ______
- Estimate 56 − 55 by rounding each number to the nearest 10: ______
- Estimate 63 + 61 by rounding each number to the nearest 10: ______
- Estimate 85 − 81 by rounding each number to the nearest 10: ______
- Estimate 75 + 70 by rounding each number to the nearest 10: ______
- Estimate 61 + 80 by rounding each number to the nearest 10: ______
- Estimate 81 − 71 by rounding each number to the nearest 10: ______