Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 38 + 71 by rounding each number to the nearest 10: ______
- Estimate 51 − 43 by rounding each number to the nearest 10: ______
- Estimate 28 + 45 by rounding each number to the nearest 10: ______
- Estimate 88 − 68 by rounding each number to the nearest 10: ______
- Estimate 49 + 57 by rounding each number to the nearest 10: ______
- Estimate 83 + 81 by rounding each number to the nearest 10: ______
- Estimate 37 + 60 by rounding each number to the nearest 10: ______
- Estimate 30 + 57 by rounding each number to the nearest 10: ______
- Estimate 81 + 49 by rounding each number to the nearest 10: ______
- Estimate 27 − 33 by rounding each number to the nearest 10: ______
- Estimate 82 − 60 by rounding each number to the nearest 10: ______
- Estimate 77 + 69 by rounding each number to the nearest 10: ______
- Estimate 84 − 69 by rounding each number to the nearest 10: ______
- Estimate 59 − 27 by rounding each number to the nearest 10: ______
- Estimate 58 − 83 by rounding each number to the nearest 10: ______
- Estimate 24 − 50 by rounding each number to the nearest 10: ______
- Estimate 35 + 49 by rounding each number to the nearest 10: ______
- Estimate 75 + 83 by rounding each number to the nearest 10: ______
- Estimate 36 + 32 by rounding each number to the nearest 10: ______
- Estimate 46 − 30 by rounding each number to the nearest 10: ______