Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 75 − 38 by rounding each number to the nearest 10: ______
- Estimate 45 − 26 by rounding each number to the nearest 10: ______
- Estimate 73 − 28 by rounding each number to the nearest 10: ______
- Estimate 37 + 41 by rounding each number to the nearest 10: ______
- Estimate 39 + 62 by rounding each number to the nearest 10: ______
- Estimate 87 − 27 by rounding each number to the nearest 10: ______
- Estimate 89 + 23 by rounding each number to the nearest 10: ______
- Estimate 74 + 23 by rounding each number to the nearest 10: ______
- Estimate 59 + 57 by rounding each number to the nearest 10: ______
- Estimate 37 − 85 by rounding each number to the nearest 10: ______
- Estimate 84 − 76 by rounding each number to the nearest 10: ______
- Estimate 53 − 28 by rounding each number to the nearest 10: ______
- Estimate 27 − 78 by rounding each number to the nearest 10: ______
- Estimate 57 − 22 by rounding each number to the nearest 10: ______
- Estimate 50 + 42 by rounding each number to the nearest 10: ______
- Estimate 21 − 24 by rounding each number to the nearest 10: ______
- Estimate 46 − 87 by rounding each number to the nearest 10: ______
- Estimate 61 + 83 by rounding each number to the nearest 10: ______
- Estimate 50 + 33 by rounding each number to the nearest 10: ______
- Estimate 66 + 32 by rounding each number to the nearest 10: ______