That is, the operand with the smaller exponent is always stored in the B register 11 because {HEAD ~ only the contents} of {TAIL ~ the B register} 11 may be shifted left or right 
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That is , the operand with the smaller exponent is always stored in the B register 11 because { HEAD ~ only the contents } of { TAIL ~ the B register } 11 may be shifted left or right
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH