Ujian Nasional Sekolah Menengah Pertama 1. 2 1/4 + 2/42. 2 3/4 - 2/4TOLONG DONGG PLISSS​

margretstoltenbergulv – May 11, 2023

1. 2 1/4 + 2/4
2. 2 3/4 - 2/4
TOLONG DONGG PLISSS​

Nomor 1

[tex]2 \frac{1}{4} + \frac{2}{4} \\ [/tex]

Ubah menjadi pecahan biasa.

[tex] = (\frac{4 \times 2 + 1}{4} ) + \frac{2}{4} \\ [/tex]

[tex] = \frac{9}{4} + \frac{2}{4 } \\ [/tex]

[tex] = \frac{9 + 2}{4} \\ [/tex]

[tex] = \frac{11}{4} \\ [/tex]

[tex] = \bold{2 \frac{3}{4} } \\ [/tex]

Nomor 2

[tex]2 \frac{3}{4} - \frac{2}{4} \\ [/tex]

Ubah menjadi pecahan biasa.

[tex] = ( \frac{4 \times 2 + 3}{4} ) - \frac{2}{4} \\ [/tex]

[tex] = \frac{11}{4} - \frac{2}{4} \\ [/tex]

[tex] = \frac{11 - 2}{4} \\ [/tex]

[tex] = \frac{9}{4} \\ [/tex]

[tex] = \bold{2 \frac{1}{4} } \\ [/tex]