Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 58 + 83 by rounding each number to the nearest 10: ______
- Estimate 25 + 83 by rounding each number to the nearest 10: ______
- Estimate 82 − 83 by rounding each number to the nearest 10: ______
- Estimate 80 + 69 by rounding each number to the nearest 10: ______
- Estimate 25 − 87 by rounding each number to the nearest 10: ______
- Estimate 42 − 57 by rounding each number to the nearest 10: ______
- Estimate 47 + 56 by rounding each number to the nearest 10: ______
- Estimate 80 + 70 by rounding each number to the nearest 10: ______
- Estimate 27 − 26 by rounding each number to the nearest 10: ______
- Estimate 38 − 80 by rounding each number to the nearest 10: ______
- Estimate 24 + 66 by rounding each number to the nearest 10: ______
- Estimate 58 − 30 by rounding each number to the nearest 10: ______
- Estimate 84 − 27 by rounding each number to the nearest 10: ______
- Estimate 46 − 56 by rounding each number to the nearest 10: ______
- Estimate 86 − 84 by rounding each number to the nearest 10: ______
- Estimate 45 + 65 by rounding each number to the nearest 10: ______
- Estimate 63 − 42 by rounding each number to the nearest 10: ______
- Estimate 73 − 60 by rounding each number to the nearest 10: ______
- Estimate 23 − 59 by rounding each number to the nearest 10: ______
- Estimate 82 + 55 by rounding each number to the nearest 10: ______