Question

plz solve it is for 3 marks​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

after simplifying -(-2/81) will become +2/81

Step-by-step explanation:

now, lcm of 18, 27 and 81 is 162

then, 16/18 will become 144/162

15/27 will become 90/162

2/81 will become 4/162

taking 162 common in denominator

now (144-90-4)/162

that is 50/162

that is 25/81