Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 61 + 53 by rounding each number to the nearest 10: ______
- Estimate 39 + 84 by rounding each number to the nearest 10: ______
- Estimate 87 + 35 by rounding each number to the nearest 10: ______
- Estimate 69 + 23 by rounding each number to the nearest 10: ______
- Estimate 88 + 31 by rounding each number to the nearest 10: ______
- Estimate 60 + 51 by rounding each number to the nearest 10: ______
- Estimate 28 − 39 by rounding each number to the nearest 10: ______
- Estimate 79 − 36 by rounding each number to the nearest 10: ______
- Estimate 53 + 57 by rounding each number to the nearest 10: ______
- Estimate 76 − 33 by rounding each number to the nearest 10: ______
- Estimate 81 − 68 by rounding each number to the nearest 10: ______
- Estimate 44 − 39 by rounding each number to the nearest 10: ______
- Estimate 63 + 26 by rounding each number to the nearest 10: ______
- Estimate 85 + 43 by rounding each number to the nearest 10: ______
- Estimate 30 − 24 by rounding each number to the nearest 10: ______
- Estimate 45 − 87 by rounding each number to the nearest 10: ______
- Estimate 46 + 55 by rounding each number to the nearest 10: ______
- Estimate 74 + 55 by rounding each number to the nearest 10: ______
- Estimate 44 + 76 by rounding each number to the nearest 10: ______
- Estimate 88 − 68 by rounding each number to the nearest 10: ______