Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 50 − 77 by rounding each number to the nearest 10: ______
- Estimate 48 + 46 by rounding each number to the nearest 10: ______
- Estimate 71 + 83 by rounding each number to the nearest 10: ______
- Estimate 66 − 57 by rounding each number to the nearest 10: ______
- Estimate 54 − 39 by rounding each number to the nearest 10: ______
- Estimate 76 + 43 by rounding each number to the nearest 10: ______
- Estimate 47 − 31 by rounding each number to the nearest 10: ______
- Estimate 24 + 81 by rounding each number to the nearest 10: ______
- Estimate 31 + 23 by rounding each number to the nearest 10: ______
- Estimate 37 − 35 by rounding each number to the nearest 10: ______
- Estimate 59 − 70 by rounding each number to the nearest 10: ______
- Estimate 85 + 48 by rounding each number to the nearest 10: ______
- Estimate 54 − 61 by rounding each number to the nearest 10: ______
- Estimate 60 − 86 by rounding each number to the nearest 10: ______
- Estimate 45 + 61 by rounding each number to the nearest 10: ______
- Estimate 84 − 72 by rounding each number to the nearest 10: ______
- Estimate 62 − 32 by rounding each number to the nearest 10: ______
- Estimate 60 − 58 by rounding each number to the nearest 10: ______
- Estimate 82 + 59 by rounding each number to the nearest 10: ______
- Estimate 46 + 22 by rounding each number to the nearest 10: ______