4.7 - 10.3 = -5.6 or negative (five and six tenths).
3/4 minus 7/10 is 1/20.
9/10 minus 3 is -2 1/10
7/10 - 2/5(4/10) = 3/10
2/5 - 7/10 = 4/10 - 7/10 = (4-7)/10 = -3/10 negative three tenths
Nine and five twelves minus 8 and seven tenths = 9 + 5*12 - (8 + 7/10) = 60 3/10.
3/10 minus 1/5 is 1/10.
6/10 or 3/5
9/10 minus 9/15 is 3/10
1/3 minus 3/10 is 1/30.
6 and 7/10 minus 3 and 3/5 = 31/10 or 3 and 1/10
7/10 - 2/5 = 3/10 or three tenths
2/5 minus 1/10 is 3/10.