[tex]\\ \sf\longmapsto 4\dfrac{2}{5}[/tex]
[tex]\\ \sf\longmapsto \dfrac{5(4)+2}{5}[/tex]
[tex]\\ \sf\longmapsto \dfrac{20+2}{5}[/tex]
[tex]\\ \sf\longmapsto \dfrac{22}{5}[/tex]
22/5
Explanation-
First, multiply 4x5, Then you get the product 20. With that 20, add with 2, so, 20+2=22. Now, place denominator as it is, then write 22 as numerator. So you get the answer as 22/5.
Working-
4×5=20
→ 20+2=22
→ 22
→ 22/5
