1) 2/5 × 3/1= 6/5=6:5
2) 4/7×2/1=8/7=8:7
3) 5/6×8/3=40/18=40:18 или же 20:9
4) 28/9×6/13= 168/117= 56: 39 или же 168:117
смотри объяснение
Пошаговое объяснение:
1) 2/5 : 1/3 = 2/5 * 3/1 = 6:5
1) 2/5 : 1/3 = 2/5 * 3/1 = 6:52) 4/7 : 1/2 = 4/7 * 2/1 = 8:7
1) 2/5 : 1/3 = 2/5 * 3/1 = 6:52) 4/7 : 1/2 = 4/7 * 2/1 = 8:73) 5/6 : 3/8= 5/6 * 8/3 = 20:9
1) 2/5 : 1/3 = 2/5 * 3/1 = 6:52) 4/7 : 1/2 = 4/7 * 2/1 = 8:73) 5/6 : 3/8= 5/6 * 8/3 = 20:94) 31/9 : 21/6 = 31/9 * 6/21 = 186 : 189 = 62 : 63
1) 2/5 × 3/1= 6/5=6:5
2) 4/7×2/1=8/7=8:7
3) 5/6×8/3=40/18=40:18 или же 20:9
4) 28/9×6/13= 168/117= 56: 39 или же 168:117
смотри объяснение
Пошаговое объяснение:
1) 2/5 : 1/3 = 2/5 * 3/1 = 6:5
1) 2/5 : 1/3 = 2/5 * 3/1 = 6:52) 4/7 : 1/2 = 4/7 * 2/1 = 8:7
1) 2/5 : 1/3 = 2/5 * 3/1 = 6:52) 4/7 : 1/2 = 4/7 * 2/1 = 8:73) 5/6 : 3/8= 5/6 * 8/3 = 20:9
1) 2/5 : 1/3 = 2/5 * 3/1 = 6:52) 4/7 : 1/2 = 4/7 * 2/1 = 8:73) 5/6 : 3/8= 5/6 * 8/3 = 20:94) 31/9 : 21/6 = 31/9 * 6/21 = 186 : 189 = 62 : 63