This is the same as
31.875 divided by 4.2
= 7.589
3/5 is not equivalent
(37/8) / (51/6) = (31/8) / (31/6) = (31/8) * (6/31) = 6/8 = 3/4
7/8 + 3/5 = 35/40 + 24/40 = 59/40 or 1 19/40
2
0.0323
0.4 is 2 5ths of one. To work this out. I divided 1 by 5 to find a 5th. The multiplied this answer by 2 to get 2 5ths.
18.375 or 18 and 3 8ths
31 is a prime number so it can only be divided by 1 and 31.
12/5
5 5/8 divided by 5 = 5.625/5 = 1.125 = 1 1/8 (one and one-eighth)
Are you asking how many 1/5ths there are in 1 whole? If so, there are 5.
2 and 2 5ths... its really not that hard...