Question

Помогите решить плиззз

Answer 1

5-1 1/9.2 2/5=5-10/9.12/5=5-10.12/9.5=5-2.12/9.1=5-2.4/3.1=
=5-8/3=15/3-8/3=7/3= 2 1/3

9-2 2/5.2 7/9=9-12/5.25/9=9-12.25/5.9=9-12.5/1.9=
=9-4.5/1.3=9-20/3=27/3-20/3=7/3=2 1/3

3/4 iz 36= (3/4).36=3.36/4=3.9=27
5/7 iz 42=(5/7).42=5.42/7=5.6=30

4/5.7/9=4.7/5.9=28/45
3/5.5/12=3.5/5.12=3/12=1/4
4.5/9=20/9= 2 2/9
6/11.3 3/10=6/11.33/10=6.33/11.10=6.3/1.10=3.3/1.5=9/5=1 4/5

Answer 2

2номер 27 и 30
3номер 28/45. 1/4. 4/36. 9/5
/- дробная черта
1 номер 2целых 1/3 5 целых