-14.6-8.9+12.8+ -12.8
The expression -14.6 - 8.9 + 12.8 - 12.8 simplifies to -38.5.
To calculate the expression -14.6 - 8.9 + 12.8 + -12.8, you can follow these steps:
1. Begin by subtracting 8.9 from -14.6: -14.6 - 8.9 = -23.5.
2. Next, add 12.8 to the result from the previous step: -23.5 + 12.8 = -10.7.
3. Lastly, subtract 12.8 from the result from step 2: -10.7 + -12.8 = -23.5 - 12.8 = -36.3.
Therefore, the value of the expression -14.6 - 8.9 + 12.8 + -12.8 is -36.3.
To solve this expression step-by-step:
1. Start by subtracting 14.6 from -8.9:
-8.9 - 14.6 = -23.5
2. Then, add 12.8 to the result:
-23.5 + 12.8 = -10.7
3. Finally, add -12.8 to the result:
-10.7 + (-12.8) = -23.5
Therefore, the final result of the expression -14.6 - 8.9 + 12.8 + -12.8 is -23.5.