-5,6+66-(34+66)

Compute the expression: -5,6 + 66 - (34 + 66)

• Interpret -5,6 as -5.6.
• (34 + 66) = 100.
• So: -5.6 + 66 - 100 = 60.4 - 100 = -39.6.

Answer: -39.6 (which is -198/5).