Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 47 − 85 by rounding each number to the nearest 10: ______
- Estimate 66 − 88 by rounding each number to the nearest 10: ______
- Estimate 80 + 74 by rounding each number to the nearest 10: ______
- Estimate 34 − 59 by rounding each number to the nearest 10: ______
- Estimate 87 + 53 by rounding each number to the nearest 10: ______
- Estimate 43 − 31 by rounding each number to the nearest 10: ______
- Estimate 58 + 25 by rounding each number to the nearest 10: ______
- Estimate 88 + 86 by rounding each number to the nearest 10: ______
- Estimate 42 − 78 by rounding each number to the nearest 10: ______
- Estimate 62 − 80 by rounding each number to the nearest 10: ______
- Estimate 41 + 39 by rounding each number to the nearest 10: ______
- Estimate 54 − 72 by rounding each number to the nearest 10: ______
- Estimate 66 + 44 by rounding each number to the nearest 10: ______
- Estimate 68 + 53 by rounding each number to the nearest 10: ______
- Estimate 47 + 86 by rounding each number to the nearest 10: ______
- Estimate 46 + 80 by rounding each number to the nearest 10: ______
- Estimate 35 − 28 by rounding each number to the nearest 10: ______
- Estimate 89 + 68 by rounding each number to the nearest 10: ______
- Estimate 45 − 60 by rounding each number to the nearest 10: ______
- Estimate 31 − 54 by rounding each number to the nearest 10: ______