We need to convert 4.2 as a mixed number
4.2 = 4 + 0.2
Now, convert 0.2 into a fraction:
0.2/1 * 10/10 =
0.2*10= 2
1*10 = 10
0.2/1 * 10/10 = 2/10= 1/5
So
4 + 1/5
4(1/5) is the mixed number
1.6m questions
2.0m answers