Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 66 + 74 by rounding each number to the nearest 10: ______
- Estimate 55 + 29 by rounding each number to the nearest 10: ______
- Estimate 48 + 21 by rounding each number to the nearest 10: ______
- Estimate 67 + 26 by rounding each number to the nearest 10: ______
- Estimate 72 − 84 by rounding each number to the nearest 10: ______
- Estimate 78 + 85 by rounding each number to the nearest 10: ______
- Estimate 31 − 80 by rounding each number to the nearest 10: ______
- Estimate 44 + 65 by rounding each number to the nearest 10: ______
- Estimate 72 − 25 by rounding each number to the nearest 10: ______
- Estimate 40 + 35 by rounding each number to the nearest 10: ______
- Estimate 53 + 42 by rounding each number to the nearest 10: ______
- Estimate 62 + 89 by rounding each number to the nearest 10: ______
- Estimate 86 − 56 by rounding each number to the nearest 10: ______
- Estimate 67 + 26 by rounding each number to the nearest 10: ______
- Estimate 32 + 41 by rounding each number to the nearest 10: ______
- Estimate 47 + 76 by rounding each number to the nearest 10: ______
- Estimate 49 + 42 by rounding each number to the nearest 10: ______
- Estimate 88 + 69 by rounding each number to the nearest 10: ______
- Estimate 32 − 25 by rounding each number to the nearest 10: ______
- Estimate 83 − 60 by rounding each number to the nearest 10: ______