Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 70 − 52 by rounding each number to the nearest 10: ______
- Estimate 49 − 47 by rounding each number to the nearest 10: ______
- Estimate 70 + 74 by rounding each number to the nearest 10: ______
- Estimate 32 + 47 by rounding each number to the nearest 10: ______
- Estimate 36 + 25 by rounding each number to the nearest 10: ______
- Estimate 30 + 86 by rounding each number to the nearest 10: ______
- Estimate 83 − 48 by rounding each number to the nearest 10: ______
- Estimate 66 − 83 by rounding each number to the nearest 10: ______
- Estimate 28 − 80 by rounding each number to the nearest 10: ______
- Estimate 66 + 28 by rounding each number to the nearest 10: ______
- Estimate 70 − 84 by rounding each number to the nearest 10: ______
- Estimate 59 − 78 by rounding each number to the nearest 10: ______
- Estimate 21 + 83 by rounding each number to the nearest 10: ______
- Estimate 42 + 34 by rounding each number to the nearest 10: ______
- Estimate 75 − 78 by rounding each number to the nearest 10: ______
- Estimate 60 − 77 by rounding each number to the nearest 10: ______
- Estimate 59 + 62 by rounding each number to the nearest 10: ______
- Estimate 57 − 29 by rounding each number to the nearest 10: ______
- Estimate 49 − 73 by rounding each number to the nearest 10: ______
- Estimate 82 − 89 by rounding each number to the nearest 10: ______