Posted by **kristeen** on Wednesday, November 9, 2011 at 6:26am.

what must be added to 6 3/5 to produce 3 5/6?

- math -
**Anonymous**, Wednesday, November 9, 2011 at 6:56am
6 3 / 5 = 6 * 30 / 30 + 3 * 6 / 30 =

180 / 30 + 18 / 30 = 198 / 30

3 5 / 6 = 3 * 30 / 30 + 5 * 5 / 30 =

90 /30 + 25 / 30 = 115 / 30

6 3 / 5 + x = 3 5 / 6

198 / 30 + x = 115 / 30

x = 115 / 30 - 198 / 30

x = -83 / 30

- math -
**Reiny**, Wednesday, November 9, 2011 at 9:44am
33/5 + x = 23/6

times 30

198 + 30x = 115

30x = -83

x = -83/30

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