Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 81 − 36 by rounding each number to the nearest 10: ______
- Estimate 46 + 83 by rounding each number to the nearest 10: ______
- Estimate 66 − 42 by rounding each number to the nearest 10: ______
- Estimate 75 + 36 by rounding each number to the nearest 10: ______
- Estimate 30 − 67 by rounding each number to the nearest 10: ______
- Estimate 67 + 52 by rounding each number to the nearest 10: ______
- Estimate 56 − 73 by rounding each number to the nearest 10: ______
- Estimate 28 + 63 by rounding each number to the nearest 10: ______
- Estimate 79 − 80 by rounding each number to the nearest 10: ______
- Estimate 56 − 67 by rounding each number to the nearest 10: ______
- Estimate 81 + 24 by rounding each number to the nearest 10: ______
- Estimate 65 + 55 by rounding each number to the nearest 10: ______
- Estimate 87 − 41 by rounding each number to the nearest 10: ______
- Estimate 85 + 69 by rounding each number to the nearest 10: ______
- Estimate 29 + 47 by rounding each number to the nearest 10: ______
- Estimate 73 + 25 by rounding each number to the nearest 10: ______
- Estimate 35 + 76 by rounding each number to the nearest 10: ______
- Estimate 33 − 71 by rounding each number to the nearest 10: ______
- Estimate 33 − 87 by rounding each number to the nearest 10: ______
- Estimate 84 + 40 by rounding each number to the nearest 10: ______