Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 65 − 84 by rounding each number to the nearest 10: ______
- Estimate 22 − 66 by rounding each number to the nearest 10: ______
- Estimate 72 − 47 by rounding each number to the nearest 10: ______
- Estimate 21 − 48 by rounding each number to the nearest 10: ______
- Estimate 67 − 70 by rounding each number to the nearest 10: ______
- Estimate 67 − 41 by rounding each number to the nearest 10: ______
- Estimate 51 − 21 by rounding each number to the nearest 10: ______
- Estimate 34 + 62 by rounding each number to the nearest 10: ______
- Estimate 71 − 34 by rounding each number to the nearest 10: ______
- Estimate 77 + 47 by rounding each number to the nearest 10: ______
- Estimate 85 + 50 by rounding each number to the nearest 10: ______
- Estimate 88 + 33 by rounding each number to the nearest 10: ______
- Estimate 69 − 51 by rounding each number to the nearest 10: ______
- Estimate 65 + 41 by rounding each number to the nearest 10: ______
- Estimate 59 − 25 by rounding each number to the nearest 10: ______
- Estimate 41 − 46 by rounding each number to the nearest 10: ______
- Estimate 87 + 70 by rounding each number to the nearest 10: ______
- Estimate 75 + 42 by rounding each number to the nearest 10: ______
- Estimate 59 + 25 by rounding each number to the nearest 10: ______
- Estimate 56 − 43 by rounding each number to the nearest 10: ______