Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 50 + 71 by rounding each number to the nearest 10: ______
- Estimate 61 + 72 by rounding each number to the nearest 10: ______
- Estimate 72 + 79 by rounding each number to the nearest 10: ______
- Estimate 65 + 80 by rounding each number to the nearest 10: ______
- Estimate 30 + 88 by rounding each number to the nearest 10: ______
- Estimate 49 + 40 by rounding each number to the nearest 10: ______
- Estimate 83 − 66 by rounding each number to the nearest 10: ______
- Estimate 53 + 83 by rounding each number to the nearest 10: ______
- Estimate 57 + 44 by rounding each number to the nearest 10: ______
- Estimate 39 + 47 by rounding each number to the nearest 10: ______
- Estimate 46 − 69 by rounding each number to the nearest 10: ______
- Estimate 78 + 59 by rounding each number to the nearest 10: ______
- Estimate 47 + 61 by rounding each number to the nearest 10: ______
- Estimate 54 − 75 by rounding each number to the nearest 10: ______
- Estimate 74 + 46 by rounding each number to the nearest 10: ______
- Estimate 34 + 70 by rounding each number to the nearest 10: ______
- Estimate 32 − 27 by rounding each number to the nearest 10: ______
- Estimate 57 + 58 by rounding each number to the nearest 10: ______
- Estimate 57 + 24 by rounding each number to the nearest 10: ______
- Estimate 56 + 85 by rounding each number to the nearest 10: ______