Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 46 − 89 by rounding each number to the nearest 10: ______
- Estimate 85 + 77 by rounding each number to the nearest 10: ______
- Estimate 36 − 79 by rounding each number to the nearest 10: ______
- Estimate 67 − 57 by rounding each number to the nearest 10: ______
- Estimate 85 + 24 by rounding each number to the nearest 10: ______
- Estimate 86 + 53 by rounding each number to the nearest 10: ______
- Estimate 73 − 39 by rounding each number to the nearest 10: ______
- Estimate 46 − 26 by rounding each number to the nearest 10: ______
- Estimate 23 − 24 by rounding each number to the nearest 10: ______
- Estimate 59 + 84 by rounding each number to the nearest 10: ______
- Estimate 55 − 27 by rounding each number to the nearest 10: ______
- Estimate 25 + 61 by rounding each number to the nearest 10: ______
- Estimate 82 − 89 by rounding each number to the nearest 10: ______
- Estimate 85 − 44 by rounding each number to the nearest 10: ______
- Estimate 76 + 79 by rounding each number to the nearest 10: ______
- Estimate 54 − 24 by rounding each number to the nearest 10: ______
- Estimate 67 + 30 by rounding each number to the nearest 10: ______
- Estimate 71 − 30 by rounding each number to the nearest 10: ______
- Estimate 64 + 55 by rounding each number to the nearest 10: ______
- Estimate 68 − 47 by rounding each number to the nearest 10: ______