👤

Suma a doua nr consecutive este 99.care sunt nr


Răspuns :

a |------| } 99
b |------|-1-|

99-1=98 (2 segmente egale)
98:2=49 (1 segment)

a=49
b=49+1=50

Succes! ❤
a+(a+1)=99
2a+1=99
2a=99-1
2a=98
a=49

I nr = 49
ll nr = 49+1=50