4•4/21=16/21;
5/14•28=5*2=10;
2 2/15•1 /9/16=32/15*25/16=(32*25)/(15*16)=2*5/3= 10/3=3 1/3
Пошаговое объяснение:
4 * 4/21 = 16/21
5/14 * 28 = 5*2 / 1 = 10/1 = 10
2. 2/15 * 1. 9/16=
32/15 * 25/16 = 2/3 * 5/1 =
10/3 = 3. 1/3
4•4/21=16/21;
5/14•28=5*2=10;
2 2/15•1 /9/16=32/15*25/16=(32*25)/(15*16)=2*5/3= 10/3=3 1/3
Пошаговое объяснение:
4 * 4/21 = 16/21
5/14 * 28 = 5*2 / 1 = 10/1 = 10
2. 2/15 * 1. 9/16=
32/15 * 25/16 = 2/3 * 5/1 =
10/3 = 3. 1/3