(4.5/12-3.7/18):9,25+5/6=17/18
1)4.5/12 - 3.7/18 = 1.1/36
2)1.1/36:9,25=1/9
3)1/9+5/6 = (2+15 )/18 = 17/18
(4.5/12-3.7/18):9,25+5/6=17/18
1)4.5/12 - 3.7/18 = 1.1/36
2)1.1/36:9,25=1/9
3)1/9+5/6 = (2+15 )/18 = 17/18