Մաթեմատիկա

5.10=50                                                                10:10=1

3.10=30                                                                40:10=4

8.10=80                                                                60:10=6

9.9=81                                                                   100:10=10

 

 

 

 

 

18:6<5                   7.5<40

20:10<3                5.7<37

15:3>4                   8.5<45