1.

Simplify: 2/3 + -4/5 + 7/15 + -11/20

Answer»

/5 + 7/15 - 11/20Lcm is 60( 2 X 20 - 4 x 12 + 7 x 4 - 11 x 3 ) / 60( 40 - 48 + 28 - 33 ) / 60( 68 - 81 ) / 60- 13 / 60 ➡ Answer



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