Given equation
20 1/2 * 19 1/2 ————(i)
The given equation is in a mixed fraction so first we will convert into a proper fraction
20 1/2 = 40/2 —–(ii)
19 1/2= 38/2—–(iii)
Substituting the values obtained in equation (ii) and (iii) in equation (i) we get,
=40/2 * 38/2
=20* 19
= 380
There fore 20 1/2 * 19 1/2= 380
