Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 70 − 89 by rounding each number to the nearest 10: ______
- Estimate 63 − 29 by rounding each number to the nearest 10: ______
- Estimate 83 − 50 by rounding each number to the nearest 10: ______
- Estimate 34 − 33 by rounding each number to the nearest 10: ______
- Estimate 28 + 69 by rounding each number to the nearest 10: ______
- Estimate 78 − 53 by rounding each number to the nearest 10: ______
- Estimate 47 + 34 by rounding each number to the nearest 10: ______
- Estimate 73 − 24 by rounding each number to the nearest 10: ______
- Estimate 67 − 40 by rounding each number to the nearest 10: ______
- Estimate 31 + 21 by rounding each number to the nearest 10: ______
- Estimate 86 − 27 by rounding each number to the nearest 10: ______
- Estimate 36 − 25 by rounding each number to the nearest 10: ______
- Estimate 65 + 76 by rounding each number to the nearest 10: ______
- Estimate 28 − 83 by rounding each number to the nearest 10: ______
- Estimate 22 − 30 by rounding each number to the nearest 10: ______
- Estimate 33 − 55 by rounding each number to the nearest 10: ______
- Estimate 67 + 38 by rounding each number to the nearest 10: ______
- Estimate 31 − 49 by rounding each number to the nearest 10: ______
- Estimate 30 − 29 by rounding each number to the nearest 10: ______
- Estimate 26 − 21 by rounding each number to the nearest 10: ______