4.44除以4又八分之五加三十七分之三十一除以111分之25加37分之36乘4又25分之11=111/25÷37/8+31/37÷25/111+36/37*111/25=111/25*8/37+31/37*111/25+36/37*111/25=111/25*(8/37+31/37+36/37)=111/25*75/37=9
=(8/37+31/37+26/37)乘111/25=65/37乘111/25=39/5