12
9/10 minus 9/15 is 3/10
7 and one third minus 3 and 9 tenths is six and 13 over 30 3 and 13/30
The least common denominator of 9 tenths and one forty fifths is 10.
9/10 minus 2/3 is 7/30.
9/10 minus 3 is -2 1/10
12
9/10 x 5/3 = 3/2
9/10 minus 9/15 is 3/10
2 9/10
9/10 - 2/5 = 9/10 = 4/10 = 5/10 or, in simplest terms, 1/2.
7 and one third minus 3 and 9 tenths is six and 13 over 30 3 and 13/30
15/20 minus 6/20 which is 9/20 or 0.45
The least common denominator of 9 tenths and one forty fifths is 10.
9/10 minus 2/3 is 7/30.
Since LCM(4, 5, 10) = 20, 1/4 - 2/5 - 3/10 = 5/20 - 8/20 - 6/20 = -9/20
It is: -3/5 divided by 9/10 = -2/3