LCD(10, 8, 7) = 280.
The LCD of 5/7 and 7/10 is 70.
The lowest common denominator of any set of whole numbers is 1
The lowest common denominator of any set of whole numbers is 1
lowest common denominator= 70 therefore; 5/7 + 7/10 = 50/70 + 49/ 70 = 99/70= 1 and 29/70 5/7 - 7/10 = 50/70 - 49/70 = 1/70
The lowest common denominator of any set of whole numbers is 1
The lowest common denominator of any set of whole numbers is 1
The lowest common denominator of any set of whole numbers is 1
1
7
21
21
It is 42