1131.
![](https://astghik.gaboyan.am/wp-content/uploads/2023/04/image-69.png)
Լուծում
10,01-3,2=6,81
6,37-5,5=0,87
6,81+0,87=7,68
7,68+7,68+15,36
Պատ՝ 15,36
1132.
![](https://astghik.gaboyan.am/wp-content/uploads/2023/04/image-71.png)
ա) 9,3-0,2=9,1
բ) 2,84-0,48=2,36
գ) 3,681-0,444=3,237
դ) 15,001-0,001=15
ե) 28,07-0,01=28,06
զ) 30,609-0,435=30,174
է) 46,893-0,538=46,355
ը) 100,202-0,201=100,001
1133.
![](https://astghik.gaboyan.am/wp-content/uploads/2023/04/image-74.png)
ա) 188,8
բ) 1,3125
1134.
![](https://astghik.gaboyan.am/wp-content/uploads/2023/04/image-73.png)
ա) 4,766
բ) 14,25
գ) 16,41
դ) -3,58
ե) 7,38
զ) 8,61
1135.
![](https://astghik.gaboyan.am/wp-content/uploads/2023/04/image-75.png)
973,14
1136.
![](https://astghik.gaboyan.am/wp-content/uploads/2023/04/image-76.png)
ա) x=2
բ) x=1 1/3
գ) x=1
դ) x=2 3/4
ե) x=7 1/2
զ) x=4
1137.
![](https://astghik.gaboyan.am/wp-content/uploads/2023/04/image-77.png)
2+4+6+8+10+12+14+16+18=90
1138.
![](https://astghik.gaboyan.am/wp-content/uploads/2023/04/image-78.png)
13, 22, 31, 40