Question

найти значения выражения 4/25 +15/4

Answer 1

16/100+375/100=391/100=3,91

Answer 2

$\frac{4}{25} + \frac{15}{4} = \frac{4*4}{100} + \frac{15*25}{100} = \frac{16}{100} + \frac{375}{100} = \frac{391}{100} = 3 \frac{91}{100}$