Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 62 + 44 by rounding each number to the nearest 10: ______
- Estimate 38 + 59 by rounding each number to the nearest 10: ______
- Estimate 54 − 84 by rounding each number to the nearest 10: ______
- Estimate 79 + 40 by rounding each number to the nearest 10: ______
- Estimate 74 + 26 by rounding each number to the nearest 10: ______
- Estimate 57 + 57 by rounding each number to the nearest 10: ______
- Estimate 80 − 27 by rounding each number to the nearest 10: ______
- Estimate 84 + 70 by rounding each number to the nearest 10: ______
- Estimate 87 − 46 by rounding each number to the nearest 10: ______
- Estimate 43 + 47 by rounding each number to the nearest 10: ______
- Estimate 41 − 44 by rounding each number to the nearest 10: ______
- Estimate 61 − 54 by rounding each number to the nearest 10: ______
- Estimate 27 + 24 by rounding each number to the nearest 10: ______
- Estimate 89 − 85 by rounding each number to the nearest 10: ______
- Estimate 55 + 21 by rounding each number to the nearest 10: ______
- Estimate 40 − 30 by rounding each number to the nearest 10: ______
- Estimate 46 − 41 by rounding each number to the nearest 10: ______
- Estimate 37 − 65 by rounding each number to the nearest 10: ______
- Estimate 23 − 48 by rounding each number to the nearest 10: ______
- Estimate 45 − 32 by rounding each number to the nearest 10: ______