1-sinf . Mashq daftari 1-misol a) (a+b)-c=a-c. (36+13)-26= | 1-Sinf Fayllar Bazasi

1-sinf . Mashq daftari
1-misol
a) (a+b)-c=a-c.
(36+13)-26=49-26=23
(36+13)-26=36-26=10+13=23
b) c-(a+b)=c-a-b
89-(23+24)=89-47=42
89-(23+24)=89-23-24=66-24=42
2-misol
Krosvordni yechish.


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