1) 7 1/5 - 5 2/5 = 6 6/5 - 5 2/5 = 1 1/5
2) 5 2/8 - 4 7/8 = 5 1/4 - 4 7/8 = 3 8/8 = 3
3) 10 3/6 - 6 5/6 = 9 1/6 - 6 5/6 = 3
4) 10 1/4 - 6 2/4 = 9 4/4 - 6 2/4 = 3 2/4 = 3 1/2
Итак, результаты операций:
1) 7 1/5 - 5 2/5 = 1 1/52) 5 2/8 - 4 7/8 = 33) 10 3/6 - 6 5/6 = 34) 10 1/4 - 6 2/4 = 3 1/2
1) 7 1/5 - 5 2/5 = 6 6/5 - 5 2/5 = 1 1/5
2) 5 2/8 - 4 7/8 = 5 1/4 - 4 7/8 = 3 8/8 = 3
3) 10 3/6 - 6 5/6 = 9 1/6 - 6 5/6 = 3
4) 10 1/4 - 6 2/4 = 9 4/4 - 6 2/4 = 3 2/4 = 3 1/2
Итак, результаты операций:
1) 7 1/5 - 5 2/5 = 1 1/5
2) 5 2/8 - 4 7/8 = 3
3) 10 3/6 - 6 5/6 = 3
4) 10 1/4 - 6 2/4 = 3 1/2