Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 85 − 22 by rounding each number to the nearest 10: ______
- Estimate 76 − 63 by rounding each number to the nearest 10: ______
- Estimate 49 − 65 by rounding each number to the nearest 10: ______
- Estimate 32 + 60 by rounding each number to the nearest 10: ______
- Estimate 84 + 82 by rounding each number to the nearest 10: ______
- Estimate 79 − 66 by rounding each number to the nearest 10: ______
- Estimate 59 + 22 by rounding each number to the nearest 10: ______
- Estimate 68 + 27 by rounding each number to the nearest 10: ______
- Estimate 67 + 74 by rounding each number to the nearest 10: ______
- Estimate 56 − 41 by rounding each number to the nearest 10: ______
- Estimate 22 + 29 by rounding each number to the nearest 10: ______
- Estimate 65 + 40 by rounding each number to the nearest 10: ______
- Estimate 60 + 23 by rounding each number to the nearest 10: ______
- Estimate 56 + 29 by rounding each number to the nearest 10: ______
- Estimate 87 − 23 by rounding each number to the nearest 10: ______
- Estimate 56 − 39 by rounding each number to the nearest 10: ______
- Estimate 68 + 88 by rounding each number to the nearest 10: ______
- Estimate 55 + 77 by rounding each number to the nearest 10: ______
- Estimate 52 + 78 by rounding each number to the nearest 10: ______
- Estimate 32 + 51 by rounding each number to the nearest 10: ______