Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 80 − 41 by rounding each number to the nearest 10: ______
- Estimate 64 + 43 by rounding each number to the nearest 10: ______
- Estimate 78 + 52 by rounding each number to the nearest 10: ______
- Estimate 53 − 29 by rounding each number to the nearest 10: ______
- Estimate 67 + 65 by rounding each number to the nearest 10: ______
- Estimate 52 + 66 by rounding each number to the nearest 10: ______
- Estimate 35 − 73 by rounding each number to the nearest 10: ______
- Estimate 67 + 35 by rounding each number to the nearest 10: ______
- Estimate 41 − 21 by rounding each number to the nearest 10: ______
- Estimate 68 + 23 by rounding each number to the nearest 10: ______
- Estimate 48 − 74 by rounding each number to the nearest 10: ______
- Estimate 28 − 87 by rounding each number to the nearest 10: ______
- Estimate 60 − 73 by rounding each number to the nearest 10: ______
- Estimate 36 + 48 by rounding each number to the nearest 10: ______
- Estimate 44 − 36 by rounding each number to the nearest 10: ______
- Estimate 78 − 62 by rounding each number to the nearest 10: ______
- Estimate 43 + 78 by rounding each number to the nearest 10: ______
- Estimate 51 − 48 by rounding each number to the nearest 10: ______
- Estimate 75 − 57 by rounding each number to the nearest 10: ______
- Estimate 22 + 75 by rounding each number to the nearest 10: ______