Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 85 + 52 by rounding each number to the nearest 10: ______
- Estimate 47 − 80 by rounding each number to the nearest 10: ______
- Estimate 56 + 42 by rounding each number to the nearest 10: ______
- Estimate 56 + 53 by rounding each number to the nearest 10: ______
- Estimate 73 + 75 by rounding each number to the nearest 10: ______
- Estimate 30 − 32 by rounding each number to the nearest 10: ______
- Estimate 31 − 49 by rounding each number to the nearest 10: ______
- Estimate 65 + 87 by rounding each number to the nearest 10: ______
- Estimate 71 + 35 by rounding each number to the nearest 10: ______
- Estimate 73 + 65 by rounding each number to the nearest 10: ______
- Estimate 53 + 79 by rounding each number to the nearest 10: ______
- Estimate 41 − 45 by rounding each number to the nearest 10: ______
- Estimate 47 + 73 by rounding each number to the nearest 10: ______
- Estimate 25 − 39 by rounding each number to the nearest 10: ______
- Estimate 83 − 53 by rounding each number to the nearest 10: ______
- Estimate 71 + 77 by rounding each number to the nearest 10: ______
- Estimate 47 + 34 by rounding each number to the nearest 10: ______
- Estimate 45 − 22 by rounding each number to the nearest 10: ______
- Estimate 67 − 71 by rounding each number to the nearest 10: ______
- Estimate 81 + 41 by rounding each number to the nearest 10: ______