Question

вычислите 20-3 8/15+10 4/15

Answer 1

$20-3dfrac 8{15}+10dfrac 4{15}=19dfrac{15}{15}-3dfrac 8{15}+10dfrac 4{15}=\\\=16dfrac7{15}+10dfrac 4{15}=26dfrac {11}{15}$