Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 68 − 31 by rounding each number to the nearest 10: ______
- Estimate 58 − 74 by rounding each number to the nearest 10: ______
- Estimate 27 + 41 by rounding each number to the nearest 10: ______
- Estimate 47 + 65 by rounding each number to the nearest 10: ______
- Estimate 78 − 64 by rounding each number to the nearest 10: ______
- Estimate 55 + 66 by rounding each number to the nearest 10: ______
- Estimate 87 + 53 by rounding each number to the nearest 10: ______
- Estimate 46 + 31 by rounding each number to the nearest 10: ______
- Estimate 70 + 82 by rounding each number to the nearest 10: ______
- Estimate 65 + 36 by rounding each number to the nearest 10: ______
- Estimate 49 − 79 by rounding each number to the nearest 10: ______
- Estimate 38 + 88 by rounding each number to the nearest 10: ______
- Estimate 53 − 54 by rounding each number to the nearest 10: ______
- Estimate 85 + 26 by rounding each number to the nearest 10: ______
- Estimate 69 − 73 by rounding each number to the nearest 10: ______
- Estimate 42 + 25 by rounding each number to the nearest 10: ______
- Estimate 62 + 69 by rounding each number to the nearest 10: ______
- Estimate 34 + 60 by rounding each number to the nearest 10: ______
- Estimate 43 + 68 by rounding each number to the nearest 10: ______
- Estimate 65 + 46 by rounding each number to the nearest 10: ______