2,4(1) және 2.(41);
2,4(1)=2+0,4+0,01+0,001+...=2+(4/10)+(1/9)=2+(37/90)
2,(41)=2+0,41+0,0041+...=2+(41/99)
Сравним:
37/90 и 41/99
(37·99)/(90·99) и (41·90)/(90·99)
3663/(90·99) < (3690)/(90·99)
Значит, 2,4(1) < 2, (41)