A) 5 - 2 1/2 = 5 - 2 1/2 = 5 - 2 1/2 = 5 - 2.5 = 2.5
B) 7 - 5 3/7 = 7 - 5 3/7 = 7 - 38/7 = 7 - 5.43 ≈ 1.57
C) 4 - 2 3/5 = 4 - 2 3/5 = 4 - 13/5 = 4 - 2.6 = 1.4
Итак,A) 5 - 2 1/2 = 2.5B) 7 - 5 3/7 ≈ 1.57C) 4 - 2 3/5 = 1.4
A) 5 - 2 1/2 = 5 - 2 1/2 = 5 - 2 1/2 = 5 - 2.5 = 2.5
B) 7 - 5 3/7 = 7 - 5 3/7 = 7 - 38/7 = 7 - 5.43 ≈ 1.57
C) 4 - 2 3/5 = 4 - 2 3/5 = 4 - 13/5 = 4 - 2.6 = 1.4
Итак,
A) 5 - 2 1/2 = 2.5
B) 7 - 5 3/7 ≈ 1.57
C) 4 - 2 3/5 = 1.4