Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 66 + 60 by rounding each number to the nearest 10: ______
- Estimate 73 − 49 by rounding each number to the nearest 10: ______
- Estimate 72 − 35 by rounding each number to the nearest 10: ______
- Estimate 47 + 47 by rounding each number to the nearest 10: ______
- Estimate 52 − 49 by rounding each number to the nearest 10: ______
- Estimate 55 − 82 by rounding each number to the nearest 10: ______
- Estimate 85 + 21 by rounding each number to the nearest 10: ______
- Estimate 49 + 83 by rounding each number to the nearest 10: ______
- Estimate 28 + 34 by rounding each number to the nearest 10: ______
- Estimate 30 − 56 by rounding each number to the nearest 10: ______
- Estimate 75 + 89 by rounding each number to the nearest 10: ______
- Estimate 48 + 58 by rounding each number to the nearest 10: ______
- Estimate 46 − 71 by rounding each number to the nearest 10: ______
- Estimate 56 − 22 by rounding each number to the nearest 10: ______
- Estimate 65 − 25 by rounding each number to the nearest 10: ______
- Estimate 35 + 36 by rounding each number to the nearest 10: ______
- Estimate 38 − 27 by rounding each number to the nearest 10: ______
- Estimate 44 − 58 by rounding each number to the nearest 10: ______
- Estimate 55 + 28 by rounding each number to the nearest 10: ______
- Estimate 58 + 66 by rounding each number to the nearest 10: ______