Question

40% din 214
12% din 350

Answer 1

40/100 x 214 = 8560/100 = 85,6

12/100 x 350 = 4200/100 = 42

Answer 2

$\frac{40}{100} \times 214 = \\ = \frac{4}{10} \times 214 = \\ = \frac{2}{5} \times 214 = \\ = \frac{2 \times 214}{5} = \\ = \frac{428}{5} = 85,6$

$\frac{12}{100} \times 350 = \\ = \frac{12}{10} \times 35 = \\ = \frac{6}{5} \times 35 = \\ = \frac{6 \times 35}{5} = \\ = 6 \times 7 = \\ = 42$