Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 79 − 53 by rounding each number to the nearest 10: ______
- Estimate 39 + 78 by rounding each number to the nearest 10: ______
- Estimate 39 + 71 by rounding each number to the nearest 10: ______
- Estimate 77 + 82 by rounding each number to the nearest 10: ______
- Estimate 37 + 39 by rounding each number to the nearest 10: ______
- Estimate 29 − 57 by rounding each number to the nearest 10: ______
- Estimate 89 + 87 by rounding each number to the nearest 10: ______
- Estimate 67 − 56 by rounding each number to the nearest 10: ______
- Estimate 46 − 84 by rounding each number to the nearest 10: ______
- Estimate 73 − 55 by rounding each number to the nearest 10: ______
- Estimate 40 + 65 by rounding each number to the nearest 10: ______
- Estimate 81 − 43 by rounding each number to the nearest 10: ______
- Estimate 81 − 53 by rounding each number to the nearest 10: ______
- Estimate 86 − 77 by rounding each number to the nearest 10: ______
- Estimate 51 + 86 by rounding each number to the nearest 10: ______
- Estimate 50 − 33 by rounding each number to the nearest 10: ______
- Estimate 56 + 33 by rounding each number to the nearest 10: ______
- Estimate 69 + 31 by rounding each number to the nearest 10: ______
- Estimate 56 − 24 by rounding each number to the nearest 10: ______
- Estimate 76 − 73 by rounding each number to the nearest 10: ______