Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 28 − 87 by rounding each number to the nearest 10: ______
- Estimate 69 + 53 by rounding each number to the nearest 10: ______
- Estimate 25 − 85 by rounding each number to the nearest 10: ______
- Estimate 49 + 57 by rounding each number to the nearest 10: ______
- Estimate 73 + 45 by rounding each number to the nearest 10: ______
- Estimate 53 − 67 by rounding each number to the nearest 10: ______
- Estimate 87 + 39 by rounding each number to the nearest 10: ______
- Estimate 80 − 72 by rounding each number to the nearest 10: ______
- Estimate 36 + 49 by rounding each number to the nearest 10: ______
- Estimate 31 + 84 by rounding each number to the nearest 10: ______
- Estimate 50 + 70 by rounding each number to the nearest 10: ______
- Estimate 52 + 40 by rounding each number to the nearest 10: ______
- Estimate 46 + 83 by rounding each number to the nearest 10: ______
- Estimate 64 − 27 by rounding each number to the nearest 10: ______
- Estimate 46 + 80 by rounding each number to the nearest 10: ______
- Estimate 58 − 82 by rounding each number to the nearest 10: ______
- Estimate 46 − 68 by rounding each number to the nearest 10: ______
- Estimate 32 + 38 by rounding each number to the nearest 10: ______
- Estimate 24 − 58 by rounding each number to the nearest 10: ______
- Estimate 81 + 84 by rounding each number to the nearest 10: ______