simplify:
42÷(12 of 3-18+3)-27÷(12-3)
Answers
Answered by
1
Answer:
-1
Step-by-step explanation:
42÷(12 of 3-18+3)-27÷(12-3)
= 42÷ (12×3-18+3) -27 ÷(12-3)
= 42÷ (36+3-18) -27÷ (12-3)
= 42÷ (39-18) -27 ÷ (12-3)
= 42 ÷ 21 -27 ÷9
= 2- 3
= -1
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