Simplily: 2/3+-4/5+7/15+-11/20
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Answer:
simplify 2/3 + -4/5 + 7/15 + -11/20
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Lcm of 3,5,15 and 20 = 60
2x20/3×20= 40/60
-4×12/5×12=-48/60
7×4/15×4=28/60
-11×3/20×3=-33/60
Answer will be -13/60
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