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45-2×(15-3) Please Help me figure this out because my calculator says the answer is 21 but I don't know why​
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45-2×(15-3) Please Help me figure this out because my calculator says the answer is 21 but I don't know why​

45-2×(15-3) Please Help me figure this out because my calculator says the answer is-example-1
User Luketorjussen
by
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1 Answer

5 votes

Answer:

see explanation

Explanation:

Following the order of operations as set out in PEMDAS

Given

45 - 2 × (15 - 3) ← evaluate parenthesis

= 45 - 2 × 12 ← evaluate multiplication

= 45 - 24 ← evaluate subtraction

= 21

User Borisu
by
5.2k points
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