Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 41 + 78 by rounding each number to the nearest 10: ______
- Estimate 66 − 35 by rounding each number to the nearest 10: ______
- Estimate 39 + 25 by rounding each number to the nearest 10: ______
- Estimate 54 + 52 by rounding each number to the nearest 10: ______
- Estimate 70 + 54 by rounding each number to the nearest 10: ______
- Estimate 42 − 29 by rounding each number to the nearest 10: ______
- Estimate 85 + 39 by rounding each number to the nearest 10: ______
- Estimate 49 − 68 by rounding each number to the nearest 10: ______
- Estimate 78 + 52 by rounding each number to the nearest 10: ______
- Estimate 71 + 33 by rounding each number to the nearest 10: ______
- Estimate 53 − 70 by rounding each number to the nearest 10: ______
- Estimate 34 + 74 by rounding each number to the nearest 10: ______
- Estimate 57 − 84 by rounding each number to the nearest 10: ______
- Estimate 72 − 34 by rounding each number to the nearest 10: ______
- Estimate 71 − 56 by rounding each number to the nearest 10: ______
- Estimate 86 − 87 by rounding each number to the nearest 10: ______
- Estimate 39 − 77 by rounding each number to the nearest 10: ______
- Estimate 50 − 77 by rounding each number to the nearest 10: ______
- Estimate 63 − 26 by rounding each number to the nearest 10: ______
- Estimate 43 − 63 by rounding each number to the nearest 10: ______