Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 74 − 64 by rounding each number to the nearest 10: ______
- Estimate 52 + 76 by rounding each number to the nearest 10: ______
- Estimate 80 + 74 by rounding each number to the nearest 10: ______
- Estimate 21 − 74 by rounding each number to the nearest 10: ______
- Estimate 42 + 42 by rounding each number to the nearest 10: ______
- Estimate 43 − 51 by rounding each number to the nearest 10: ______
- Estimate 76 − 49 by rounding each number to the nearest 10: ______
- Estimate 72 + 55 by rounding each number to the nearest 10: ______
- Estimate 55 − 76 by rounding each number to the nearest 10: ______
- Estimate 51 − 67 by rounding each number to the nearest 10: ______
- Estimate 87 + 69 by rounding each number to the nearest 10: ______
- Estimate 47 − 48 by rounding each number to the nearest 10: ______
- Estimate 46 − 85 by rounding each number to the nearest 10: ______
- Estimate 74 + 59 by rounding each number to the nearest 10: ______
- Estimate 41 − 37 by rounding each number to the nearest 10: ______
- Estimate 51 − 48 by rounding each number to the nearest 10: ______
- Estimate 45 − 22 by rounding each number to the nearest 10: ______
- Estimate 24 + 52 by rounding each number to the nearest 10: ______
- Estimate 86 + 34 by rounding each number to the nearest 10: ______
- Estimate 24 − 83 by rounding each number to the nearest 10: ______