\( \frac{1}{2}-\frac{2}{8}+\frac{1}{4}= \)
\( \frac{5}{8} \)
\( \frac{1}{2} \)
\( \frac{2}{3}+\frac{2}{15}-\frac{4}{5}= \)
\( \frac{1}{15} \)
\( 0 \)
\( \frac{1}{3}+\frac{7}{15}-\frac{2}{5}= \)
\( \frac{2}{15} \)
\( \frac{2}{5} \)
12−28+14= \frac{1}{2}-\frac{2}{8}+\frac{1}{4}= 21−82+41=
12 \frac{1}{2} 21
23+215−45= \frac{2}{3}+\frac{2}{15}-\frac{4}{5}= 32+152−54=
0 0 0
13+715−25= \frac{1}{3}+\frac{7}{15}-\frac{2}{5}= 31+157−52=
25 \frac{2}{5} 52