ada 2 soal tolong memakai cara

1. [tex] \frac{3}{2} [/tex] × [tex] \frac{40}{100} [/tex] = [tex] \frac{60}{100} [/tex]                                                                       =[tex] \frac{3}{5} [/tex]
[tex] \frac{3}{5} × \frac{9}{1} [/tex] =[tex] \frac{27}{5} = 5\frac{2}{5} [/tex]
=[tex]5 \frac{2}{5} + \frac{3}{10} = 5\frac{4}{10} + \frac{3}{10} = 10\frac{7}{10} [/tex]

aku tau nya no. 1 aaf kalau salah