15
To subtract nine tenths and one fifth with a common denominator, first find the common denominator, which is 10. Convert one fifth to tenths: one fifth equals two tenths. Then, subtract: nine tenths minus two tenths equals seven tenths. So, nine tenths minus one fifth is seven tenths.
A common denominator is 84.
what is a common denominator for 6, 9 and 3
Denominator of seven eights, ie of fifty six is 1. The denominator of five sixths is 6 so the common denominator is 6.
It is 14.
15 multiplied by 7 is 105.
20
168.
210
That depends on the other denominator. You need at least two.
That depends on the other denominator. You need at least two.
Seven sixths.