18/11 x 5/12 is 15/22
30 multiplied by 15 is 450
600 multiplied by 15 is 9,000.
You can multiply 11 by any number. For example 11 multiplied by 4 is 44 or 11 multiplied by 11 is 121.
15 multiplied by 15 is 225.
11 multiplied by 15 is 165.
15/16*11/17 = 165/272
They are 15 times 11 = 165
15 * 11 = 165 15*11 = (15*10) + (15*1) you see... That's much easier to do in your head. Always attack long multiplication like that if you can.
60/88 = 15/22
18/11 x 5/12 is 15/22
10/13 × 26/15 = 4/3 or 11/3
40 multiplied by 11 is 440
30 multiplied by 15 is 450
600 multiplied by 15 is 9,000.
6 multiplied by 15 is 90.
80 multiplied by 15 is 1200.