Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 68 + 71 by rounding each number to the nearest 10: ______
- Estimate 76 + 55 by rounding each number to the nearest 10: ______
- Estimate 62 + 25 by rounding each number to the nearest 10: ______
- Estimate 39 − 58 by rounding each number to the nearest 10: ______
- Estimate 66 − 74 by rounding each number to the nearest 10: ______
- Estimate 41 + 69 by rounding each number to the nearest 10: ______
- Estimate 87 + 24 by rounding each number to the nearest 10: ______
- Estimate 66 − 31 by rounding each number to the nearest 10: ______
- Estimate 69 + 65 by rounding each number to the nearest 10: ______
- Estimate 34 − 49 by rounding each number to the nearest 10: ______
- Estimate 33 + 85 by rounding each number to the nearest 10: ______
- Estimate 21 + 47 by rounding each number to the nearest 10: ______
- Estimate 32 + 64 by rounding each number to the nearest 10: ______
- Estimate 89 − 72 by rounding each number to the nearest 10: ______
- Estimate 80 − 36 by rounding each number to the nearest 10: ______
- Estimate 51 + 46 by rounding each number to the nearest 10: ______
- Estimate 55 + 38 by rounding each number to the nearest 10: ______
- Estimate 83 + 74 by rounding each number to the nearest 10: ______
- Estimate 86 − 74 by rounding each number to the nearest 10: ______
- Estimate 89 + 67 by rounding each number to the nearest 10: ______