Question

4/9×3/32 ; 5/9×7/8 ; 27/56×56/45 ; 45/64×40/63 Спасибо

Answer 1

4/9*3/32=1/3*1/18=1/18
5/9*7/8=35/72
27/56*56/45=3/1*1/5=3/5
46/64*40/63= 5/8*5/7=25/56