Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 37 + 86 by rounding each number to the nearest 10: ______
- Estimate 54 + 33 by rounding each number to the nearest 10: ______
- Estimate 81 + 57 by rounding each number to the nearest 10: ______
- Estimate 35 − 54 by rounding each number to the nearest 10: ______
- Estimate 60 − 35 by rounding each number to the nearest 10: ______
- Estimate 42 − 85 by rounding each number to the nearest 10: ______
- Estimate 28 + 75 by rounding each number to the nearest 10: ______
- Estimate 67 − 57 by rounding each number to the nearest 10: ______
- Estimate 40 − 64 by rounding each number to the nearest 10: ______
- Estimate 28 + 85 by rounding each number to the nearest 10: ______
- Estimate 31 − 60 by rounding each number to the nearest 10: ______
- Estimate 47 − 48 by rounding each number to the nearest 10: ______
- Estimate 56 − 23 by rounding each number to the nearest 10: ______
- Estimate 50 − 21 by rounding each number to the nearest 10: ______
- Estimate 68 + 49 by rounding each number to the nearest 10: ______
- Estimate 86 − 59 by rounding each number to the nearest 10: ______
- Estimate 64 − 46 by rounding each number to the nearest 10: ______
- Estimate 38 + 54 by rounding each number to the nearest 10: ______
- Estimate 26 + 80 by rounding each number to the nearest 10: ______
- Estimate 84 − 24 by rounding each number to the nearest 10: ______