Question

Помогите плиз
(2 3/11- 1 3/22) * ( 3 1/7 +5 1/2)=

Answer 1

(2³/¹¹ -1³/²²)•(3¹/7+5½)= 2³/¹¹ -1³/²²=1+³/¹¹-³/²²=1+³*² -³/²²=1+³/²²=1³/²² 3¹/7+5½=8+¹/7+½=8+¹*²+¹*7/¹⁴=8+9/14=8 9/14 1³/²²•8 9/¹⁴=275/28=9 ²³/²8;