Помогите номер 218,219,221

Question

Помогите номер 218,219,221

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Answer 1

218) 3/24=1/8; 1/3; 1/2; 2/3; 7/8.219) 4/180=1/45; 1/15; 3/20; 63/90; 51/60.

Comments

221) 5/6; 2/3; 7 2/3; 4 5/9