5 factors into 1 and 5 6 factors into 2 and 3 Therefore, the least common multiple is 1*2*3*5 = 30 This is what you would use for the LCD, convert the fifths and sixths into thirtieths.
15
LCD(49, 21) = 147
You need at least two fractions to find something in common.
2/3 and 3/4Looks like 12 here, so use form of one to convert both fractions to LCD form.4*2/4*3 and 3*3/3*48/12 and 9/12==========
Well, isn't that a happy little question! The least common denominator of 15 and 16 is 240. We can find this by multiplying the two numbers together, as 15 multiplied by 16 equals 240. Remember, there are no mistakes in math, just happy little accidents!
The LCD is 60. (60/4 = 15, 60/5 = 12, 60/6 = 10)
30
The LCD of x, 5, 7, 15 is 105x.
15
5 factors into 1 and 5 6 factors into 2 and 3 Therefore, the least common multiple is 1*2*3*5 = 30 This is what you would use for the LCD, convert the fifths and sixths into thirtieths.
LCD(5, 15) = 15
LCD(2, 5, 6, 3) = 30
15
The LCD of 567 and 5 is 2835The LCD of 5, 6, 7 and 5 is 210
15
15