Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 28 + 48 by rounding each number to the nearest 10: ______
- Estimate 27 + 55 by rounding each number to the nearest 10: ______
- Estimate 68 + 83 by rounding each number to the nearest 10: ______
- Estimate 83 − 77 by rounding each number to the nearest 10: ______
- Estimate 78 − 75 by rounding each number to the nearest 10: ______
- Estimate 79 − 89 by rounding each number to the nearest 10: ______
- Estimate 34 − 81 by rounding each number to the nearest 10: ______
- Estimate 70 + 53 by rounding each number to the nearest 10: ______
- Estimate 64 + 46 by rounding each number to the nearest 10: ______
- Estimate 50 − 60 by rounding each number to the nearest 10: ______
- Estimate 66 + 53 by rounding each number to the nearest 10: ______
- Estimate 54 + 52 by rounding each number to the nearest 10: ______
- Estimate 67 + 68 by rounding each number to the nearest 10: ______
- Estimate 29 + 58 by rounding each number to the nearest 10: ______
- Estimate 77 + 46 by rounding each number to the nearest 10: ______
- Estimate 40 + 81 by rounding each number to the nearest 10: ______
- Estimate 25 + 35 by rounding each number to the nearest 10: ______
- Estimate 75 − 89 by rounding each number to the nearest 10: ______
- Estimate 80 + 86 by rounding each number to the nearest 10: ______
- Estimate 33 + 60 by rounding each number to the nearest 10: ______