unicornloco101 unicornloco101

25-09-2019
Mathematics

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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

452153 Please Help me figure this out because my calculator says the answer is 21 but I dont know why class=

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jimrgrant1 jimrgrant1

25-09-2019

Answer:

see explanation

Step-by-step 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

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