Question

(4-2целых 1 вторая *3пятых)

Answer 1

$4-2 frac{1}{2}* frac{3}{5}=4- frac{5}{2}* frac{3}{5}=4- frac{3}{2}= frac{8}{2}- frac{3}{2}= frac{5}{2}=2 frac{1}{2}$

Answer 2

4 - 2,1/2 *3/5 = 2,1/2

2, 1/2 * 3/5 = 5/2 * 3/5 = 3/2 = 1, 1/2
4 - 1, 1/2 = 2, 1/2