Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 65 − 32 by rounding each number to the nearest 10: ______
- Estimate 82 − 80 by rounding each number to the nearest 10: ______
- Estimate 45 − 31 by rounding each number to the nearest 10: ______
- Estimate 81 − 67 by rounding each number to the nearest 10: ______
- Estimate 37 + 57 by rounding each number to the nearest 10: ______
- Estimate 62 + 75 by rounding each number to the nearest 10: ______
- Estimate 71 − 86 by rounding each number to the nearest 10: ______
- Estimate 43 − 55 by rounding each number to the nearest 10: ______
- Estimate 23 + 47 by rounding each number to the nearest 10: ______
- Estimate 77 + 38 by rounding each number to the nearest 10: ______
- Estimate 44 − 60 by rounding each number to the nearest 10: ______
- Estimate 46 − 64 by rounding each number to the nearest 10: ______
- Estimate 64 + 47 by rounding each number to the nearest 10: ______
- Estimate 26 + 77 by rounding each number to the nearest 10: ______
- Estimate 60 − 47 by rounding each number to the nearest 10: ______
- Estimate 27 + 53 by rounding each number to the nearest 10: ______
- Estimate 86 − 47 by rounding each number to the nearest 10: ______
- Estimate 34 − 47 by rounding each number to the nearest 10: ______
- Estimate 53 − 54 by rounding each number to the nearest 10: ______
- Estimate 44 + 47 by rounding each number to the nearest 10: ______