\( 9(\frac{1}{3}+\frac{1}{4})= \)
\( 5\frac{1}{4} \)
\( 12\frac{1}{4} \)
\( (\frac{1}{3}+\frac{5}{12})\times24= \)
\( 18 \)
\( 9\frac{3}{5} \)
\( (\frac{1}{3}+\frac{9}{11})\times33= \)
\( 33 \)
\( 38 \)
\( x(\frac{1}{3}+\frac{1}{2})= \)
\( \frac{2}{6}x \)
\( \frac{5}{6}x \)
\( \frac{5}{6}x+\frac{7}{8}x+\frac{2}{4}x= \)
\( \frac{7}{9}x \)
\( 2\frac{5}{24}x \)
9(13+14)= 9(\frac{1}{3}+\frac{1}{4})= 9(31+41)=
514 5\frac{1}{4} 541
(13+512)×24= (\frac{1}{3}+\frac{5}{12})\times24= (31+125)×24=
18 18 18
(13+911)×33= (\frac{1}{3}+\frac{9}{11})\times33= (31+119)×33=
38 38 38
x(13+12)= x(\frac{1}{3}+\frac{1}{2})= x(31+21)=
56x \frac{5}{6}x 65x
56x+78x+24x= \frac{5}{6}x+\frac{7}{8}x+\frac{2}{4}x= 65x+87x+42x=
2524x 2\frac{5}{24}x 2245x