Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 63 + 81 by rounding each number to the nearest 10: ______
- Estimate 75 + 45 by rounding each number to the nearest 10: ______
- Estimate 33 − 87 by rounding each number to the nearest 10: ______
- Estimate 40 + 74 by rounding each number to the nearest 10: ______
- Estimate 44 + 41 by rounding each number to the nearest 10: ______
- Estimate 43 − 32 by rounding each number to the nearest 10: ______
- Estimate 25 + 67 by rounding each number to the nearest 10: ______
- Estimate 76 + 44 by rounding each number to the nearest 10: ______
- Estimate 53 − 84 by rounding each number to the nearest 10: ______
- Estimate 64 − 71 by rounding each number to the nearest 10: ______
- Estimate 60 + 57 by rounding each number to the nearest 10: ______
- Estimate 68 − 54 by rounding each number to the nearest 10: ______
- Estimate 46 − 40 by rounding each number to the nearest 10: ______
- Estimate 83 − 58 by rounding each number to the nearest 10: ______
- Estimate 74 + 83 by rounding each number to the nearest 10: ______
- Estimate 32 + 60 by rounding each number to the nearest 10: ______
- Estimate 89 + 85 by rounding each number to the nearest 10: ______
- Estimate 47 − 75 by rounding each number to the nearest 10: ______
- Estimate 87 − 80 by rounding each number to the nearest 10: ______
- Estimate 77 − 37 by rounding each number to the nearest 10: ______