Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 50 − 38 by rounding each number to the nearest 10: ______
- Estimate 28 − 35 by rounding each number to the nearest 10: ______
- Estimate 67 + 80 by rounding each number to the nearest 10: ______
- Estimate 53 + 46 by rounding each number to the nearest 10: ______
- Estimate 54 + 26 by rounding each number to the nearest 10: ______
- Estimate 28 − 52 by rounding each number to the nearest 10: ______
- Estimate 21 + 73 by rounding each number to the nearest 10: ______
- Estimate 27 − 27 by rounding each number to the nearest 10: ______
- Estimate 61 + 64 by rounding each number to the nearest 10: ______
- Estimate 76 − 36 by rounding each number to the nearest 10: ______
- Estimate 61 − 40 by rounding each number to the nearest 10: ______
- Estimate 82 + 37 by rounding each number to the nearest 10: ______
- Estimate 68 − 84 by rounding each number to the nearest 10: ______
- Estimate 40 − 82 by rounding each number to the nearest 10: ______
- Estimate 71 − 53 by rounding each number to the nearest 10: ______
- Estimate 44 + 71 by rounding each number to the nearest 10: ______
- Estimate 65 + 55 by rounding each number to the nearest 10: ______
- Estimate 38 + 37 by rounding each number to the nearest 10: ______
- Estimate 80 + 24 by rounding each number to the nearest 10: ______
- Estimate 50 − 73 by rounding each number to the nearest 10: ______