Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 31 + 62 by rounding each number to the nearest 10: ______
- Estimate 56 + 67 by rounding each number to the nearest 10: ______
- Estimate 26 − 86 by rounding each number to the nearest 10: ______
- Estimate 80 − 26 by rounding each number to the nearest 10: ______
- Estimate 39 − 86 by rounding each number to the nearest 10: ______
- Estimate 51 − 89 by rounding each number to the nearest 10: ______
- Estimate 75 + 39 by rounding each number to the nearest 10: ______
- Estimate 46 − 34 by rounding each number to the nearest 10: ______
- Estimate 25 + 36 by rounding each number to the nearest 10: ______
- Estimate 28 − 28 by rounding each number to the nearest 10: ______
- Estimate 25 + 30 by rounding each number to the nearest 10: ______
- Estimate 29 + 85 by rounding each number to the nearest 10: ______
- Estimate 32 − 73 by rounding each number to the nearest 10: ______
- Estimate 76 + 57 by rounding each number to the nearest 10: ______
- Estimate 66 + 47 by rounding each number to the nearest 10: ______
- Estimate 80 + 66 by rounding each number to the nearest 10: ______
- Estimate 83 − 80 by rounding each number to the nearest 10: ______
- Estimate 77 + 55 by rounding each number to the nearest 10: ______
- Estimate 26 + 70 by rounding each number to the nearest 10: ______
- Estimate 66 − 88 by rounding each number to the nearest 10: ______