Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 32 − 79 by rounding each number to the nearest 10: ______
- Estimate 71 + 83 by rounding each number to the nearest 10: ______
- Estimate 32 − 42 by rounding each number to the nearest 10: ______
- Estimate 47 − 70 by rounding each number to the nearest 10: ______
- Estimate 54 − 46 by rounding each number to the nearest 10: ______
- Estimate 77 − 24 by rounding each number to the nearest 10: ______
- Estimate 29 + 42 by rounding each number to the nearest 10: ______
- Estimate 57 + 76 by rounding each number to the nearest 10: ______
- Estimate 28 − 38 by rounding each number to the nearest 10: ______
- Estimate 86 − 21 by rounding each number to the nearest 10: ______
- Estimate 67 + 78 by rounding each number to the nearest 10: ______
- Estimate 81 + 57 by rounding each number to the nearest 10: ______
- Estimate 24 − 22 by rounding each number to the nearest 10: ______
- Estimate 84 − 63 by rounding each number to the nearest 10: ______
- Estimate 79 − 60 by rounding each number to the nearest 10: ______
- Estimate 80 − 84 by rounding each number to the nearest 10: ______
- Estimate 40 + 44 by rounding each number to the nearest 10: ______
- Estimate 46 + 45 by rounding each number to the nearest 10: ______
- Estimate 72 − 85 by rounding each number to the nearest 10: ______
- Estimate 46 + 64 by rounding each number to the nearest 10: ______