5/7 multiplied by 9/10 is 9/14
9 times 7 is equal to 63
2/7 * 5/9 = (2*5)/(7*9) = 10/63
180
7
-140
13.5 multiplied by 7 is 94.5
They are: -7*9 = -63
49
24 x 7 = 168 x 9 = 1512 24 hours multiplied by 7 days in a week, then that answer multiplied by 9 for nine weeks giving you the answer of 1512 hours. There are 1512 or 1,512 hours in 9 weeks.
1
7/9 x 2/9 = 14/81