Question
Download Solution PDFBy interchanging the given two signs which of the following equation will be correct?
× and –
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFLet us check each option:
1. Option 1: 7 × 9 – 8 ÷ 2 + 6
After interchanging: 7 - 9 × 8 ÷ 2 + 6
⇒ 7 - 9 × 8 ÷ 2 + 6
⇒ 7 - 9 × 4 + 6
⇒ 7 - 36 + 6
⇒ 13 - 36
⇒ -23
2. Option 2:8 × 6 – 9 ÷ 3 + 10
After interchanging: 8 - 6 × 9 ÷ 3 + 10
⇒ 8-6×3+10
⇒ 8-18+10
⇒ 0
3.Option 3:16 – 4 ÷ 2 + 8 × 1
After interchanging: 16 × 4 ÷ 2 + 8 - 1
⇒ 16×2+8-1
⇒ 32+8-1
⇒ 40-1
⇒ 39
4.Option 4:5 + 7 × 3 – 4 ÷ 2
After interchanging: 5+7-3 ×4÷2
⇒ 5+7-3×2
⇒ 5+7-6
⇒ 12-6
⇒ 6
Hence, the correct answer is Option (2).
Last updated on Jul 12, 2025
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