Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 41 + 29 by rounding each number to the nearest 10: ______
- Estimate 55 − 65 by rounding each number to the nearest 10: ______
- Estimate 52 − 50 by rounding each number to the nearest 10: ______
- Estimate 66 − 60 by rounding each number to the nearest 10: ______
- Estimate 47 − 72 by rounding each number to the nearest 10: ______
- Estimate 74 − 38 by rounding each number to the nearest 10: ______
- Estimate 42 + 81 by rounding each number to the nearest 10: ______
- Estimate 38 + 21 by rounding each number to the nearest 10: ______
- Estimate 49 − 24 by rounding each number to the nearest 10: ______
- Estimate 39 + 30 by rounding each number to the nearest 10: ______
- Estimate 54 − 85 by rounding each number to the nearest 10: ______
- Estimate 23 + 39 by rounding each number to the nearest 10: ______
- Estimate 46 + 42 by rounding each number to the nearest 10: ______
- Estimate 49 + 28 by rounding each number to the nearest 10: ______
- Estimate 26 + 31 by rounding each number to the nearest 10: ______
- Estimate 39 − 43 by rounding each number to the nearest 10: ______
- Estimate 46 − 65 by rounding each number to the nearest 10: ______
- Estimate 60 + 44 by rounding each number to the nearest 10: ______
- Estimate 28 + 43 by rounding each number to the nearest 10: ______
- Estimate 57 − 88 by rounding each number to the nearest 10: ______