Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 35 − 69 by rounding each number to the nearest 10: ______
- Estimate 30 + 55 by rounding each number to the nearest 10: ______
- Estimate 89 − 58 by rounding each number to the nearest 10: ______
- Estimate 39 + 35 by rounding each number to the nearest 10: ______
- Estimate 55 − 59 by rounding each number to the nearest 10: ______
- Estimate 70 + 43 by rounding each number to the nearest 10: ______
- Estimate 64 + 69 by rounding each number to the nearest 10: ______
- Estimate 79 − 49 by rounding each number to the nearest 10: ______
- Estimate 57 − 37 by rounding each number to the nearest 10: ______
- Estimate 67 − 21 by rounding each number to the nearest 10: ______
- Estimate 65 + 25 by rounding each number to the nearest 10: ______
- Estimate 27 + 51 by rounding each number to the nearest 10: ______
- Estimate 31 − 44 by rounding each number to the nearest 10: ______
- Estimate 49 − 60 by rounding each number to the nearest 10: ______
- Estimate 78 − 27 by rounding each number to the nearest 10: ______
- Estimate 80 + 46 by rounding each number to the nearest 10: ______
- Estimate 51 − 67 by rounding each number to the nearest 10: ______
- Estimate 25 + 54 by rounding each number to the nearest 10: ______
- Estimate 59 − 45 by rounding each number to the nearest 10: ______
- Estimate 78 + 42 by rounding each number to the nearest 10: ______