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Solve using BODMAS rule
1) What is the value of 30 - (5 × 2³ - 15)?
4
3
5
2
1/10
Solution
Answer:
5
Explanation:
So, start inside the Brackets, and then use "Orders" first:
30 - (5 × 2³ - 15)
= 30 - (5 × 8 - 15)
Next Multiply:
30 - (5 × 8 - 15)
= 30 - (40 - 15)
Next Subtract:
30 - (40 - 15)
= 30 - 25
Now the Brackets are completed, the last operation is Subtract:
30 - 25
= 5
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