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Problem-Solving By Substitution
Interchange Of Signs And Numbers

If + means ÷, × means -, ÷ means × and - means+, than 8 + 6 × 4 ÷ 3 - 4 = ?

Answer: B. -20/3
Using the correct Symbol, we have : Given expression : 8 ÷ 6 - 4 × 3 + 4 = 4/3 - 4 × 3 + 4 = 4/3 -12 + 4 = - 20/3
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