Question

7/15 + 3/15 - 1/10
Por favor me ajudem
:)

Answer 1

$\frac{7}{15} + \frac{3}{15} - \frac{1}{10}$
mmc:
15,15,10 | 2
15,15,5 | 3
5,5,5 | 5
1,1,1 |

3×2×5 = 30
$\frac{7}{30 } + \frac{3}{30} - \frac{1}{30}$

$\frac{14 + 6 - 3}{30}$

$\frac{20 - 3}{30}$

$\frac{17}{30}$