Question

Помогите зделать 1-2 задание

Answer 1

$1)1.7 + frac{7}{9} = frac{17}{10} + frac{7}{5} = frac{31}{10} =3 frac{1}{10} \ 2) frac{2}{3} + 2.3 = frac{2}{3} + frac{23}{10} = frac{89}{30} = 2 frac{29}{30}$