The grasshopper, the frog and the mouse had a jumping contest. The grasshopper jumped 39 inches. The grasshopper jumped 19 inches farther than the frog and the mouse jumped 12 inches lesser than the frog.
Question: How far did the mouse jump?
Equation: ( ( 39.0 - 19.0 ) - 12.0 )
Answer: 8 (Subtraction)