9 x 55 = 495.
It's really easy. Do 50 x 9 and add 5 x 9
495
55 multiplied by 40 equals 2,200.
248 multiplied by 55 is 13,640.
16 multiplied by 55 is 880.
55 multiplied by 14 is 770.
-13 multiplied by 55 is -715
1650
55 x 5 = 275
55 x 55 = 3,025
8.8 ounces multiplied by 55 equals 30 pounds, 4 ounces. 8.8 x 55=484/16 (ounces in a pound) = 30.25
348 multiplied by 55 is 19140. It means 348 added 55 times.
459.25
55/54 * * * * * WRONG! 9/11 * 5/6 = (9*5) / (11*6) = 45/66 = 15/22