Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 61 + 82 by rounding each number to the nearest 10: ______
- Estimate 64 + 79 by rounding each number to the nearest 10: ______
- Estimate 29 + 68 by rounding each number to the nearest 10: ______
- Estimate 21 − 31 by rounding each number to the nearest 10: ______
- Estimate 64 + 79 by rounding each number to the nearest 10: ______
- Estimate 49 + 36 by rounding each number to the nearest 10: ______
- Estimate 63 − 84 by rounding each number to the nearest 10: ______
- Estimate 77 − 86 by rounding each number to the nearest 10: ______
- Estimate 30 + 65 by rounding each number to the nearest 10: ______
- Estimate 64 − 70 by rounding each number to the nearest 10: ______
- Estimate 23 + 54 by rounding each number to the nearest 10: ______
- Estimate 48 − 58 by rounding each number to the nearest 10: ______
- Estimate 61 + 82 by rounding each number to the nearest 10: ______
- Estimate 72 + 68 by rounding each number to the nearest 10: ______
- Estimate 74 − 72 by rounding each number to the nearest 10: ______
- Estimate 78 − 28 by rounding each number to the nearest 10: ______
- Estimate 47 + 30 by rounding each number to the nearest 10: ______
- Estimate 27 + 70 by rounding each number to the nearest 10: ______
- Estimate 24 + 50 by rounding each number to the nearest 10: ______
- Estimate 70 + 65 by rounding each number to the nearest 10: ______