(18 4/9 - 4/9) : 6= 18 :6=3
(7 2/5 + 3/5) *100= 7 5/5 * 100 = 8 * 100 = 800
30 1/6 - 2/6 - 4/6 = 181/6 - 2/6 - 4/6 = 175/6 = 29 1/6
4 3/10+2 7/10 + 3 9/10 = 9 19/10 = 10 9/10
(18 4/9 - 4/9) : 6= 18 :6=3
(7 2/5 + 3/5) *100= 7 5/5 * 100 = 8 * 100 = 800
30 1/6 - 2/6 - 4/6 = 181/6 - 2/6 - 4/6 = 175/6 = 29 1/6
4 3/10+2 7/10 + 3 9/10 = 9 19/10 = 10 9/10