Question

помогите плиз и ещё г) 2/5×х=1 1/5

Answer 1

2/5 *х= 1  1/5           3*х = 1/3

2/5 * х = 6/5             х = 1/3 :3

х = 6/5: 2/5              х = 1/3*3

х = 6*5/2*5 = 3        х= 1/9

Answer 2

3х=1/3;
х=1/3÷3=1/3 × 1/3;
х=1/9;

2/5х=1_1/5;
2/5х=6/5;
х=6/5 ÷ 2/5= 6/5 × 5/2;
х=3.