Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 56 − 55 by rounding each number to the nearest 10: ______
- Estimate 89 − 56 by rounding each number to the nearest 10: ______
- Estimate 67 − 66 by rounding each number to the nearest 10: ______
- Estimate 83 + 43 by rounding each number to the nearest 10: ______
- Estimate 60 − 30 by rounding each number to the nearest 10: ______
- Estimate 82 − 67 by rounding each number to the nearest 10: ______
- Estimate 63 + 39 by rounding each number to the nearest 10: ______
- Estimate 32 − 67 by rounding each number to the nearest 10: ______
- Estimate 71 − 36 by rounding each number to the nearest 10: ______
- Estimate 47 + 22 by rounding each number to the nearest 10: ______
- Estimate 60 + 80 by rounding each number to the nearest 10: ______
- Estimate 46 − 63 by rounding each number to the nearest 10: ______
- Estimate 66 − 72 by rounding each number to the nearest 10: ______
- Estimate 33 − 63 by rounding each number to the nearest 10: ______
- Estimate 48 + 79 by rounding each number to the nearest 10: ______
- Estimate 76 + 32 by rounding each number to the nearest 10: ______
- Estimate 72 − 58 by rounding each number to the nearest 10: ______
- Estimate 45 + 72 by rounding each number to the nearest 10: ______
- Estimate 25 + 59 by rounding each number to the nearest 10: ______
- Estimate 26 + 23 by rounding each number to the nearest 10: ______