Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 30 − 57 by rounding each number to the nearest 10: ______
- Estimate 47 − 75 by rounding each number to the nearest 10: ______
- Estimate 61 + 52 by rounding each number to the nearest 10: ______
- Estimate 75 − 47 by rounding each number to the nearest 10: ______
- Estimate 34 − 70 by rounding each number to the nearest 10: ______
- Estimate 80 − 45 by rounding each number to the nearest 10: ______
- Estimate 44 − 34 by rounding each number to the nearest 10: ______
- Estimate 50 − 39 by rounding each number to the nearest 10: ______
- Estimate 86 + 30 by rounding each number to the nearest 10: ______
- Estimate 51 − 80 by rounding each number to the nearest 10: ______
- Estimate 61 − 25 by rounding each number to the nearest 10: ______
- Estimate 34 − 60 by rounding each number to the nearest 10: ______
- Estimate 39 − 43 by rounding each number to the nearest 10: ______
- Estimate 39 + 45 by rounding each number to the nearest 10: ______
- Estimate 27 + 32 by rounding each number to the nearest 10: ______
- Estimate 47 + 70 by rounding each number to the nearest 10: ______
- Estimate 86 + 24 by rounding each number to the nearest 10: ______
- Estimate 29 + 71 by rounding each number to the nearest 10: ______
- Estimate 62 − 82 by rounding each number to the nearest 10: ______
- Estimate 51 − 46 by rounding each number to the nearest 10: ______