1/10 = 2/20. So 2/20 + 2/20 = 4/20.
one and one tenth
9/30
It is four fifths
23/30
Eight and three fourths plus six and two fifths is fifteen and one twentieth.
0.3 1 tenth + 2 tenths = 0.1+0.2=0.3
8 and 3/5 (Eight and three fifths)
Not necessarily. The product of their denominators is a common denominator, but might not be the smallest. For instance, the LCD of one tenth and one twentieth is 20.
The sum of 1/10 and 2/3 is 23/30
The sum of 2/3 and 1/10 is 23/30.
0.30
Two and one tenth.