2/9 x 63 = 126/9 = 14.
2/9 + 1/7 = 14/63 + 9/63 = 23/63
63
To find 2 ninths of 63, you first calculate one ninth of 63, which is 63 divided by 9, equaling 7. Then, multiply that result by 2: 7 multiplied by 2 equals 14. Therefore, 2 ninths of 63 is 14.
81
56
2/9 * 63 126/9 = 14 -------
2/9 + 1/7 = 14/63 + 9/63 = 23/63
63
It is: 7/9 of 63 = 49
63
28
It has to be 7x9 or 63 or less. There is no number less than 63 which is divisible by both 7 and 9 therefore 63 is the LCD.
35.
81
28
56
Good question, I had to think on that a bit. Four ninths is greater than three sevenths.