1.3/7 -49/9 - 4/3
2.8/9 + 15/36 + 1/27
3.12+5/6 – 2/9 ×3
4.8+ 5/4 + 1/4
5.6- 3/8 – 3/8 ÷6
6.4/7 - 5/9 + 3/7 - 5/9
7.5/2 -( 3/2 + 4/5 )
8.7/8 + ( 1/8 + 1/9 )
9.9 - 5/6 + 5/6
10.3/4 - 8/9 - 1/3
11.7 - 5/49 + 3/14
12.6 +( 1/2 + 2/3 )
13.8 +4/5 + 8 -11/5
14.31 -5/6 – 5/6
15.9/7 - ( 2/7 – 10/21 )
16.5/9 + 18 – 14 +2/7
17.4/5 + 25/16 + 2/3 +3/4
18.14 - 8/7 – 5/6 + 12/15
19.17/32 – 3/4 - 9/24
20.3 +2/9 + 1/3
21.5/7 × 3/25 + 3/7
22.3/14 +2/3 + 1/6
23.1/5 -/3 + 5/6
24.9/22 + 1/11 -1/2
25.5/3 - 11/5 + 4/3
26.45 - 2/3 + 1/3 -15
27.7/19 + 12/19 +5/6
28.1/4 + 3/4 +2/3
29.8/7 +21/16 + 1/2
30.101 + 1/5 – 1/5 - 21