Question

13 2/5-11,2:91/3 помогите пожайлустааа

Answer 1

13 2/5 - 11 1/5 : 9 1/3
1) 11 1/5 : 9 1/3 = 56/5 : 28/3 = 56/5 * 3/ 28 = 6/5 = 1 1/5
2) 13 2/5 - 1 1/5 = 12 1/5