Question:
Using the rearrangement property how can we find the sum of 4/3+3/5+-11/5
Answer:
Given, 4/3 + 3/5 + -11/5
= (4/3 + 3/5) + (-11/5)
= {4*5 + 3*3}/15 + (-11/5)
= {20 + 9}/15 + (-11/5)
= 29/15 + (-11/5)
= 29/15 - 11/5
= (29*1 - 11*3)/15
= (29 - 33)/15
= -4/15
So, 4/3 + 3/5 + -11/5 = -4/15
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