Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 34 + 67 by rounding each number to the nearest 10: ______
- Estimate 81 − 84 by rounding each number to the nearest 10: ______
- Estimate 70 + 63 by rounding each number to the nearest 10: ______
- Estimate 25 + 48 by rounding each number to the nearest 10: ______
- Estimate 52 − 84 by rounding each number to the nearest 10: ______
- Estimate 78 − 74 by rounding each number to the nearest 10: ______
- Estimate 24 − 47 by rounding each number to the nearest 10: ______
- Estimate 87 + 67 by rounding each number to the nearest 10: ______
- Estimate 85 + 77 by rounding each number to the nearest 10: ______
- Estimate 21 − 40 by rounding each number to the nearest 10: ______
- Estimate 47 − 53 by rounding each number to the nearest 10: ______
- Estimate 57 − 47 by rounding each number to the nearest 10: ______
- Estimate 45 − 42 by rounding each number to the nearest 10: ______
- Estimate 42 + 63 by rounding each number to the nearest 10: ______
- Estimate 49 − 48 by rounding each number to the nearest 10: ______
- Estimate 88 − 50 by rounding each number to the nearest 10: ______
- Estimate 66 + 53 by rounding each number to the nearest 10: ______
- Estimate 35 − 27 by rounding each number to the nearest 10: ______
- Estimate 80 − 76 by rounding each number to the nearest 10: ______
- Estimate 41 + 21 by rounding each number to the nearest 10: ______