c) 77 - [25 - {6÷ 3 of (7 + 8 - 13)}]
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2
Answer:
98
Step-by-step explanation:
= 77-[25-{6-:-3 of(15-13)}]
= 77-[25-{6-:-3*2}]
= 77-[25-{2*2]
= 77-[25-4]
= 77-[-21]
= 77+21
= 98
hope this will help u. I am 7th standard student
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