Question

what number should be subtracted from minus 2 by 3 to get minus 1 by 6

Answer 1

x=-(2/3)+1/6

x=(-4+1)/6

x=-(3/6)

x=-1/2

so we have to subtract -1/2 from -2/3 to get -1/6.
Hope this help

Answer 2

let that no be 'x'
-2/3-x=-1/6
x=-2/3+1/6
x=-1/2