tolong jawab no 4,5 jawabannya saja

—— 4 ——

(1 + 2) = 3

= 3/8 + 1/9
= 27/72 + 8/72
= 35/72
★ 3 35/72 ★

—— 5 ——

(3 + 2) = 5

= 7/12 + 3/14
= 49/84 + 18/84
= 67/84
★ 5 67/84 ★

[tex] 4. \: \: 1 \frac{3}{8} + 2 \frac{1}{9} = 1\frac{27}{72} + 2\frac{8}{72} = 3 \frac{35}{72} [/tex]
[tex] 3\frac{7}{12} + 2 \frac{3}{14} = 3 \frac{49}{84} + 2 \frac{18}{84} = 5 \frac{67}{84} [/tex]