Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 35 − 31 by rounding each number to the nearest 10: ______
- Estimate 62 + 66 by rounding each number to the nearest 10: ______
- Estimate 48 + 65 by rounding each number to the nearest 10: ______
- Estimate 80 + 60 by rounding each number to the nearest 10: ______
- Estimate 74 − 37 by rounding each number to the nearest 10: ______
- Estimate 83 + 36 by rounding each number to the nearest 10: ______
- Estimate 89 − 85 by rounding each number to the nearest 10: ______
- Estimate 54 + 22 by rounding each number to the nearest 10: ______
- Estimate 48 + 73 by rounding each number to the nearest 10: ______
- Estimate 32 − 56 by rounding each number to the nearest 10: ______
- Estimate 61 + 84 by rounding each number to the nearest 10: ______
- Estimate 41 − 47 by rounding each number to the nearest 10: ______
- Estimate 42 + 29 by rounding each number to the nearest 10: ______
- Estimate 67 + 37 by rounding each number to the nearest 10: ______
- Estimate 66 + 41 by rounding each number to the nearest 10: ______
- Estimate 61 + 66 by rounding each number to the nearest 10: ______
- Estimate 35 + 50 by rounding each number to the nearest 10: ______
- Estimate 55 + 46 by rounding each number to the nearest 10: ______
- Estimate 56 − 43 by rounding each number to the nearest 10: ______
- Estimate 55 + 40 by rounding each number to the nearest 10: ______