0.5×36002×96500\frac{0.5 \times 3600}{2 \times 96500}2×965000.5×3600
0.5×965002×3600\frac{0.5 \times 96500}{2 \times 3600}2×36000.5×96500
2×965000.5×3600\frac{2 \times 96500}{0.5 \times 3600}0.5×36002×96500
965002×0.5×3600\frac{96500}{2 \times 0.5 \times 3600}2×0.5×360096500