184k views
3 votes
-3 2/5 - 5/6

how to do it​

User Marti
by
4.4k points

2 Answers

6 votes

Answer:

- 4 ⁷/₃₀

Explanation:

= -3 2/5 - 5/6

= - 17/5 - 5/6 ---- LCM of 5 & 6 is 30

= _ 17 * 6 _ 5 * 5

5 * 6 6 * 5

= _ 102 - 25

30

= _ 127

30

= 4 ⁷/₃₀

User David Soussan
by
4.6k points
7 votes

Answer:

  • - 4 7/30

Explanation:

  • -3 2/5 - 5/6 =
  • - 17/5 - 5/6 = ⇒ converting the mixed fraction to standard
  • - 17*6/5*6 - 5*5/6*5 = ⇒ bringing fractions to common denominator
  • - 102/30 - 25/30 =
  • - (102 + 25)/30 =
  • - 127/30 = ⇒ answer as standard fraction
  • - 4 7/30 ⇒ converting to mixed fraction
User Saska
by
4.8k points