What will come in the place of ‘?’ in the following equation if ‘+’ and ‘–’ are interchanged and ‘×’ and ‘÷’ are interchanged?
21 + 23 – 46 × 23 ÷ 21 = ?
1
78
2
65
3
90
4
40
What will come in the place of ‘?’ in the following equation if ‘+’ and ‘–’ are interchanged and ‘×’ and ‘÷’ are interchanged?
21 + 23 – 46 × 23 ÷ 21 = ?