Nilai -3 2/5 + 1/4 +6/7

Pecahan

-3 2/5 + 1/4 + 6/7
= -17/5 + 1/4 + 6/7
= -476/140 + 35/140 + 120/140
= -321/140
= -2 41/140

Materi : Operasi Bilangan
Kelas : V SD
Kata Kunci : Pecahan

Soal :
Nilai dari [tex]- 3\frac{2}{5} + \frac{1}{4} + \frac{6}{7}[/tex]

Dijawab :
[tex]- 3\frac{2}{5} + \frac{1}{4} + \frac{6}{7}\\= - \frac{17}{5} + \frac{1}{4} + \frac{6}{7}\\ = \frac{-476 + 35 + 120}{140}\\= -\frac{321}{140}\\= -2\frac{41}{140} [/tex]