12/15 is read as 12 divided by 15. Since 15 is larger than 12, it does not divide evenly into a whole number, so it will be a decimal. This means you will have to add a zero to the end of 12, making 120, and adding a 0. to the quotient. Since 15 goes into 120 8 times, the answer will be 0.8.
12/15 equals 0.8
The sum of 7/15 and 5/12 equals 53/60
7/12 + 8/12 = 15/12 = 1 and 3/12 = 1 and 1/4
12 x 15 = 180
x = 7.375 because... 3 over 2x -15 = -12 3 = -12(2x-15) 3 = -24x + 180 0 = -24x + 177 24x = 177 x = 7.375
15 plus -3 equals 12 12 divided by -6 equals -2
661
3/5 = 9/15 and is not equal to 12/15
180 divided by 12 is 15.
12
21
12-3y = 15 -3y = 15-12 -3y = 3 y = -1