Question

1) 4/5*15/16, 2) 3 1/3 * 1 2/25,3) 5/13*39(подробно)

Answer 1

1) 4×15/5×16=3/4=0.75
2)3 1/3×1 2/25=10/3 × 27/25= 10×27/3×25=18/5=3 3/5
3) 5/13×39=5/13×39/1= 5×39/13×1= 15