(2/5) x 30 = 12
12 over 30 = 2 to 5
1/6 + 2/5 = 5/30 + 12/30 = 17/30
2 minus 5/6 = 11/6
75/30 = 5/2 = 21/2 or 2.5
12/30 + 5/30 = 17/30
12/30 + 5/30 = 17/30
-2/5 or -(2/5)
4/6-2/5=4/15. 4/6-2/5=20/30-12/30=8/30=4/15
2/5 + 5/6 you need like denominators to add fractions, 30 looks good; rationalize by multiplying by form of 1 6*2/6*5 + 5*5/5*6 12/30 + 25/30 = 37/30
12/30 = 2/5
12/30 = 2/5 reduced
It is: 12/30 = 2/5