| a) $3+\frac{1}{4}+\frac{3}{4}=$
4
|
b) $\frac{2}{3}-\frac{1}{6}+\frac{1}{2}=$
1
|
c) $\frac{3}{5}\cdot\frac{5}{6}\cdot\frac{2}{7}=$
|
||||||
$3\cdot\frac{1}{3}+\frac{3}{5}$ |
$1\frac{3}{5}$ |
|
$3+\frac{1}{3}\cdot\frac{3}{5}$ |
$3\frac{1}{5}$ |
|
$3-\frac{1}{3}\cdot\frac{3}{5}$ |
$2\frac{4}{5}$ |
|
$3:\frac{1}{3}+\frac{3}{5}$ |
$9\frac{3}{5}$ |
|
$3+\frac{1}{3}:\frac{3}{5}$ |
$3\frac{5}{9}$ |