Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 34 − 46 by rounding each number to the nearest 10: ______
- Estimate 60 + 36 by rounding each number to the nearest 10: ______
- Estimate 76 − 28 by rounding each number to the nearest 10: ______
- Estimate 53 + 58 by rounding each number to the nearest 10: ______
- Estimate 74 − 85 by rounding each number to the nearest 10: ______
- Estimate 53 − 53 by rounding each number to the nearest 10: ______
- Estimate 74 + 67 by rounding each number to the nearest 10: ______
- Estimate 84 − 50 by rounding each number to the nearest 10: ______
- Estimate 79 + 47 by rounding each number to the nearest 10: ______
- Estimate 64 − 45 by rounding each number to the nearest 10: ______
- Estimate 76 − 67 by rounding each number to the nearest 10: ______
- Estimate 79 + 28 by rounding each number to the nearest 10: ______
- Estimate 80 − 88 by rounding each number to the nearest 10: ______
- Estimate 82 − 87 by rounding each number to the nearest 10: ______
- Estimate 39 + 54 by rounding each number to the nearest 10: ______
- Estimate 81 + 22 by rounding each number to the nearest 10: ______
- Estimate 61 − 68 by rounding each number to the nearest 10: ______
- Estimate 81 − 40 by rounding each number to the nearest 10: ______
- Estimate 70 − 77 by rounding each number to the nearest 10: ______
- Estimate 38 − 48 by rounding each number to the nearest 10: ______