Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 50 − 78 by rounding each number to the nearest 10: ______
- Estimate 43 + 69 by rounding each number to the nearest 10: ______
- Estimate 26 − 59 by rounding each number to the nearest 10: ______
- Estimate 68 − 64 by rounding each number to the nearest 10: ______
- Estimate 68 + 66 by rounding each number to the nearest 10: ______
- Estimate 51 − 27 by rounding each number to the nearest 10: ______
- Estimate 78 + 53 by rounding each number to the nearest 10: ______
- Estimate 38 − 56 by rounding each number to the nearest 10: ______
- Estimate 25 − 57 by rounding each number to the nearest 10: ______
- Estimate 50 − 23 by rounding each number to the nearest 10: ______
- Estimate 63 + 81 by rounding each number to the nearest 10: ______
- Estimate 60 − 61 by rounding each number to the nearest 10: ______
- Estimate 71 − 28 by rounding each number to the nearest 10: ______
- Estimate 47 − 33 by rounding each number to the nearest 10: ______
- Estimate 38 + 30 by rounding each number to the nearest 10: ______
- Estimate 48 + 25 by rounding each number to the nearest 10: ______
- Estimate 68 − 38 by rounding each number to the nearest 10: ______
- Estimate 70 − 74 by rounding each number to the nearest 10: ______
- Estimate 27 − 74 by rounding each number to the nearest 10: ______
- Estimate 25 + 67 by rounding each number to the nearest 10: ______