Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 53 + 77 by rounding each number to the nearest 10: ______
- Estimate 39 − 41 by rounding each number to the nearest 10: ______
- Estimate 81 + 87 by rounding each number to the nearest 10: ______
- Estimate 42 − 29 by rounding each number to the nearest 10: ______
- Estimate 69 − 84 by rounding each number to the nearest 10: ______
- Estimate 56 − 37 by rounding each number to the nearest 10: ______
- Estimate 41 − 51 by rounding each number to the nearest 10: ______
- Estimate 46 + 55 by rounding each number to the nearest 10: ______
- Estimate 37 − 74 by rounding each number to the nearest 10: ______
- Estimate 77 + 60 by rounding each number to the nearest 10: ______
- Estimate 26 + 87 by rounding each number to the nearest 10: ______
- Estimate 33 + 83 by rounding each number to the nearest 10: ______
- Estimate 31 − 56 by rounding each number to the nearest 10: ______
- Estimate 59 + 38 by rounding each number to the nearest 10: ______
- Estimate 41 + 88 by rounding each number to the nearest 10: ______
- Estimate 81 − 57 by rounding each number to the nearest 10: ______
- Estimate 43 − 56 by rounding each number to the nearest 10: ______
- Estimate 43 + 30 by rounding each number to the nearest 10: ______
- Estimate 28 + 66 by rounding each number to the nearest 10: ______
- Estimate 74 − 85 by rounding each number to the nearest 10: ______