Table 2.
Expressions to calculate AROI.
| XAROI UL = XRC UL − MGX | XAROI DL = XRC DL − MGX |
| YAROI UL = YRC UL − MGY | YAROI DL = YRC DL + MGY |
| XAROI UR = XRC UR + MGX | XAROI DR = XRC DR + MGX |
| YAROI UR = YRC UR − MGY | YAROI DR = YRC DR + MGY |
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