1/18
9, 18, 27, 36, 45 . . . . .
20 * 18 / 9 = 40 square yards (the divided by nine is because there are exactly nine square feet in one square yard)
672 divided by nine is 74.67 or 74 with remainder 6.
The fraction for nine divided by ten is 9/10.
.18
1/18
18
9+4+5=18 which can be divided by 9 so 945 can be divided by nine.
A full golf course is 18 holes long, it is divided into two, the front nine, which is holes 1-9 and the back nine which is holes 10-18.
9, 18, 27, 36, 45 . . . . .
8 over 9 divided by nine is either 8 over 18 or 4 over 9
9
3/5 divided into nine = 15
20 * 18 / 9 = 40 square yards (the divided by nine is because there are exactly nine square feet in one square yard)
18 over 20 -- 18/20 -- is a fraction that can be reduced to 9/10. Like all fractions, it is an expression of the division function. The "slash" means "divided by." Thus 18/20 = 9/10 = nine divided by ten = 0.9 in decimal form. For a little calculator fun, try this: punch in 18 divided by 20, then punch in 9 divided by 10. I'll bet you'll get the exact same answer.
672 divided by nine is 74.67 or 74 with remainder 6.