Question

7/9 + -7/36 explain​

Answer 1

Answer:

$\frac{7}{9} + \frac{ - 7}{36} \\ \\ \red{( + )( - ) = ( - )} \\ \\ = > \frac{7}{9} - \frac{7}{36} \\ \\ = > \frac{28 - 7}{36} \\ \\ = > \frac{21}{36} \\ \\ = \green{ \frac{7}{9} }$

Answer 2

Step-by-step explanation:

$\frac{7}{9} + ( - \frac{7}{36} ) \\ \: lcm \: of \: 9 \: and \: 36 \: is \: 36 \\ \frac{28 + ( - 7)}{36} \\ \frac{21}{36} \\ \: cut \: by \: 3 \\ \frac{7}{12}$

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