ZERO!!
7/4 divided by 5/7 is 2 9/20
(-5)*(-4) / [(-7) + 2] = (-5)*(-4)/(-5) = (-4) or -4.
If you mean 4 divided by 5/7 then it is 28/5 or 5.6 as a decimal
5 times 7 divided by 5 plus 3 minus 4 is 6.
5
5/8 / 4/7 = 5/8 * 7/4 = 5*7 / 8*4 = 35 / 32
7.8
3 divided by 1 and 5/7 is 7/4 or 1 and 3/4 as a mixed number
4.7143
4
0.625
3/5 divided by 1/7 is 21/5 or 4 and 1/5