Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 65 − 48 by rounding each number to the nearest 10: ______
- Estimate 44 + 66 by rounding each number to the nearest 10: ______
- Estimate 47 + 80 by rounding each number to the nearest 10: ______
- Estimate 31 + 49 by rounding each number to the nearest 10: ______
- Estimate 60 + 40 by rounding each number to the nearest 10: ______
- Estimate 66 + 46 by rounding each number to the nearest 10: ______
- Estimate 62 − 27 by rounding each number to the nearest 10: ______
- Estimate 56 + 60 by rounding each number to the nearest 10: ______
- Estimate 21 − 71 by rounding each number to the nearest 10: ______
- Estimate 44 + 21 by rounding each number to the nearest 10: ______
- Estimate 61 + 59 by rounding each number to the nearest 10: ______
- Estimate 34 − 78 by rounding each number to the nearest 10: ______
- Estimate 41 + 36 by rounding each number to the nearest 10: ______
- Estimate 80 + 80 by rounding each number to the nearest 10: ______
- Estimate 26 + 34 by rounding each number to the nearest 10: ______
- Estimate 44 + 22 by rounding each number to the nearest 10: ______
- Estimate 31 + 76 by rounding each number to the nearest 10: ______
- Estimate 54 + 79 by rounding each number to the nearest 10: ______
- Estimate 73 + 28 by rounding each number to the nearest 10: ______
- Estimate 26 − 69 by rounding each number to the nearest 10: ______