Question

-120 /[45 - {15 - 10 X (-18 - 15)}]
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Answer 1

$\huge \underline \bold \pink{Solution : }$

-120/[45 - {15 - 10 × (-18-15)}]

=> -120/[45 - {15 - 10 × (-33)}]

=> -120/[45 - {15 + 330 }]

=> -120/[45 - 345]

=> -120/-300

=> 12/30 = 2/5 ✔✔