Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 84 + 85 by rounding each number to the nearest 10: ______
- Estimate 71 − 68 by rounding each number to the nearest 10: ______
- Estimate 35 + 47 by rounding each number to the nearest 10: ______
- Estimate 28 + 51 by rounding each number to the nearest 10: ______
- Estimate 43 − 83 by rounding each number to the nearest 10: ______
- Estimate 75 + 88 by rounding each number to the nearest 10: ______
- Estimate 33 − 62 by rounding each number to the nearest 10: ______
- Estimate 60 + 80 by rounding each number to the nearest 10: ______
- Estimate 76 + 38 by rounding each number to the nearest 10: ______
- Estimate 61 − 37 by rounding each number to the nearest 10: ______
- Estimate 60 − 57 by rounding each number to the nearest 10: ______
- Estimate 53 − 49 by rounding each number to the nearest 10: ______
- Estimate 45 − 36 by rounding each number to the nearest 10: ______
- Estimate 54 − 66 by rounding each number to the nearest 10: ______
- Estimate 21 − 49 by rounding each number to the nearest 10: ______
- Estimate 40 + 74 by rounding each number to the nearest 10: ______
- Estimate 87 + 28 by rounding each number to the nearest 10: ______
- Estimate 25 + 74 by rounding each number to the nearest 10: ______
- Estimate 30 + 79 by rounding each number to the nearest 10: ______
- Estimate 88 + 22 by rounding each number to the nearest 10: ______