Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 67 + 55 by rounding each number to the nearest 10: ______
- Estimate 70 + 45 by rounding each number to the nearest 10: ______
- Estimate 29 − 31 by rounding each number to the nearest 10: ______
- Estimate 46 + 38 by rounding each number to the nearest 10: ______
- Estimate 61 − 65 by rounding each number to the nearest 10: ______
- Estimate 22 − 77 by rounding each number to the nearest 10: ______
- Estimate 34 − 54 by rounding each number to the nearest 10: ______
- Estimate 74 + 30 by rounding each number to the nearest 10: ______
- Estimate 68 + 25 by rounding each number to the nearest 10: ______
- Estimate 49 + 53 by rounding each number to the nearest 10: ______
- Estimate 73 − 74 by rounding each number to the nearest 10: ______
- Estimate 57 − 77 by rounding each number to the nearest 10: ______
- Estimate 29 + 33 by rounding each number to the nearest 10: ______
- Estimate 31 − 28 by rounding each number to the nearest 10: ______
- Estimate 34 + 22 by rounding each number to the nearest 10: ______
- Estimate 33 − 67 by rounding each number to the nearest 10: ______
- Estimate 29 + 35 by rounding each number to the nearest 10: ______
- Estimate 70 + 84 by rounding each number to the nearest 10: ______
- Estimate 58 + 32 by rounding each number to the nearest 10: ______
- Estimate 27 + 72 by rounding each number to the nearest 10: ______