1/3 minus 1/2 is -1/6
6 and one half minus 4 = 2 and one half 6 1/2 - 4 = 2 1/2
because they are equivalent fractions and 1/3 is half of 1/6
The subtraction of three and one half minus two thirds is equal to two and four ninths.
Seven and one third minus three and one half = 23/6 or 35/6
-1 minus 6 is -7
-6
-5/6
6
6 3/4
3/6 - 2/6 = 1/6
6 and 1/4