2007-12-04 10:11:50 · 12 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
36
9 = 3 x 3
12 = 3 x 4
3 x 3 x 4 = 36
So the fractions can be rewritten as:
8/36 and 15/36
Adding you would get:
23/36
2007-12-04 10:13:53 · answer #1 · answered by Puzzling 7 · 6⤊ 0⤋
3 is the Least Common Multiple. It's 36.
...12, 24, *36* It's the smallest number that both 9 and 12 go in to. 9 x 4 and 12 x 3 is the LCD.
2007-12-04 18:21:45 · answer #2 · answered by 7531 3 · 0⤊ 0⤋
36 is the least common denominator.. you will have to multiple (2/9) by 4 and the (5/12) by 3
2007-12-04 18:14:46 · answer #3 · answered by shawanda 4 · 2⤊ 0⤋
LCD of 2/9 and 5/12 is Least Common Multiple of 9 and 12.
9, 18, 27, 36, ...
12, 24, 36, ...
36
2007-12-04 18:15:58 · answer #4 · answered by LDJ 3 · 0⤊ 0⤋
lcds of 2\9 is 18 and for 5\12 is 24
2007-12-04 18:21:31 · answer #5 · answered by raheemkingjr 1 · 0⤊ 0⤋
36
2007-12-04 18:15:00 · answer #6 · answered by RickSus R 5 · 0⤊ 0⤋
3
2007-12-04 18:14:05 · answer #7 · answered by Gabby 2 · 0⤊ 4⤋
15/36
2007-12-04 18:15:16 · answer #8 · answered by Be Still and know He's God 5 · 0⤊ 0⤋
18 and 60
2007-12-04 18:14:08 · answer #9 · answered by Anonymous · 0⤊ 4⤋
I am in Honors math and i am pretty sure it is 3.
2007-12-04 18:16:51 · answer #10 · answered by Shay 1 · 0⤊ 0⤋