Question

Найдите значения разности 1) 9 1/12-1 3/16 2)7 2/7-4 5/14 3)12 11/18-5 25/36 4)30 37/44-24 21/22 Это дроби./это- дробная черта

Answer 1

$9 frac{1}{12}-1 frac{3}{16} = frac{109}{12} - frac{19}{16}= frac{436-57}{48} = frac{379}{48} =7 frac{43}{48} \ 7 frac{2}{7}-4 frac{5}{14} = frac{51}{7} - frac{61}{14}= frac{102-61}{14} = frac{41}{14} =2 frac{13}{14} \ 12 frac{11}{18} -5 frac{25}{36} = frac{227}{18}- frac{205}{36} = frac{454-205}{36} = frac{249}{36} =6 frac{33}{36}=6 frac{11}{12} \ 30 frac{37}{44} -24 frac{21}{22} = frac{1357}{44} - frac{549}{22}= frac{1357-1098}{44} = frac{259}{44}=5frac{39}{44}$