Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 43 − 30 by rounding each number to the nearest 10: ______
- Estimate 65 + 70 by rounding each number to the nearest 10: ______
- Estimate 26 + 67 by rounding each number to the nearest 10: ______
- Estimate 44 + 31 by rounding each number to the nearest 10: ______
- Estimate 47 + 57 by rounding each number to the nearest 10: ______
- Estimate 35 − 85 by rounding each number to the nearest 10: ______
- Estimate 33 − 38 by rounding each number to the nearest 10: ______
- Estimate 65 − 77 by rounding each number to the nearest 10: ______
- Estimate 21 + 38 by rounding each number to the nearest 10: ______
- Estimate 67 − 47 by rounding each number to the nearest 10: ______
- Estimate 23 − 30 by rounding each number to the nearest 10: ______
- Estimate 30 + 41 by rounding each number to the nearest 10: ______
- Estimate 80 + 76 by rounding each number to the nearest 10: ______
- Estimate 26 − 33 by rounding each number to the nearest 10: ______
- Estimate 44 − 25 by rounding each number to the nearest 10: ______
- Estimate 71 − 89 by rounding each number to the nearest 10: ______
- Estimate 69 + 57 by rounding each number to the nearest 10: ______
- Estimate 40 − 41 by rounding each number to the nearest 10: ______
- Estimate 86 − 47 by rounding each number to the nearest 10: ______
- Estimate 74 − 52 by rounding each number to the nearest 10: ______