Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 52 + 38 by rounding each number to the nearest 10: ______
- Estimate 66 − 49 by rounding each number to the nearest 10: ______
- Estimate 70 − 86 by rounding each number to the nearest 10: ______
- Estimate 30 − 45 by rounding each number to the nearest 10: ______
- Estimate 38 + 70 by rounding each number to the nearest 10: ______
- Estimate 36 − 75 by rounding each number to the nearest 10: ______
- Estimate 75 + 48 by rounding each number to the nearest 10: ______
- Estimate 46 − 73 by rounding each number to the nearest 10: ______
- Estimate 65 − 67 by rounding each number to the nearest 10: ______
- Estimate 50 + 23 by rounding each number to the nearest 10: ______
- Estimate 31 − 83 by rounding each number to the nearest 10: ______
- Estimate 32 − 65 by rounding each number to the nearest 10: ______
- Estimate 32 + 48 by rounding each number to the nearest 10: ______
- Estimate 86 + 72 by rounding each number to the nearest 10: ______
- Estimate 55 + 74 by rounding each number to the nearest 10: ______
- Estimate 78 − 33 by rounding each number to the nearest 10: ______
- Estimate 60 − 49 by rounding each number to the nearest 10: ______
- Estimate 61 − 32 by rounding each number to the nearest 10: ______
- Estimate 74 + 58 by rounding each number to the nearest 10: ______
- Estimate 77 + 81 by rounding each number to the nearest 10: ______