Question

2by5+-5by9 steps and answer fast
​

Answer 1

Answer:

\frac{-177}{286}

286

−177

Explanation:

Given,

(\frac{3}{11}\times\frac{5}{6})-(\frac{9}{12}\times \frac{4}{3})+(\frac{5}{13}\times \frac{6}{15})(

11

3

×

6

5

)−(

12

9

×

3

4

)+(

13

5

×

15

6

)

=(\frac{5}{22} )-(\frac{36}{36})+(\frac{2}{13})(

22

5

)−(

36

36

)+(

13

2

)

=(\frac{5}{22} )-1+(\frac{2}{13})(

22

5

)−1+(

13

2

)

=\frac{5\times 13-286+2\times 22}{286}

286

5×13−286+2×22

=\frac{65-286+44}{286}

286

65−286+44

=\frac{109-286}{286}

286

109−286

= \frac{-177}{286}

286

−177

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