Вычислите: 3 1/8-2 2/3+1/6;4 3/5-2+7/10;3 7/8-2 3/4+1/2.

Question

Вычислите: 3 1/8-2 2/3+1/6;4 3/5-2+7/10;3 7/8-2 3/4+1/2.

Answer 1

=25\8-8\3+1\6=(75-68+4)\24=15\24=5\8
=(4-2)+3\5+7\10=2 (6+7)\10=3 3\10
=(3-2)+(7\8-6\8)+1\2=1 1\8+1\2=1 1\8+4\8=1 5\8