no1. 3,8 di kali 5 8/10=.... no2. 4,9 di kali 3 5/8=.... no3. 10 1/4 di kali 4,5=.... no4. 3 2/3 di kali 2/3=... no5. 4 2/5 di kali 3/7=.... no6. 2 2/3 d

1) 3,8 x 5[tex] \frac{8}{10} [/tex] =  [tex] \frac{38}{10} [/tex] x [tex] \frac{58}{10} [/tex]
                    = [tex] \frac{2204}{100} [/tex]
                    = 22.04

2) 4,9 x 3[tex] \frac{5}{8} [/tex] = [tex] \frac{49}{10} [/tex] x [tex] \frac{29}{8} [/tex]
                    = [tex] \frac{1421}{80} [/tex]
                    = 17,8

3) 10[tex] \frac{1}{4} [/tex] x 4,5 = [tex] \frac{41}{4} [/tex] x[tex] \frac{45}{10} [/tex]
                    =[tex] \frac{1.845}{40} [/tex]
                    = 46,125

4) 3[tex] \frac{2}{3} [/tex] x [tex] \frac{2}{3} [/tex] = [tex] \frac{11}{3} [/tex]x [tex] \frac{2}{3} [/tex]
              = [tex] \frac{22}{9} [/tex]
              =  2,4