В решении.
Пошаговое объяснение:
2) (12 и 3/13 - 4 и 7/13) - (1 и 5/13 + 3 и 11/13) =
= (11 и 16/13 - 4 и 7/13) - (1 и 5/13 + 3 и 11/13) =
= 7 и 9/13 - 4 и 16/13 =
= 7 и 9/13 - 5 и 3/13 = 2 и 6/13;
3) (16 и 5/11 + 5 и 6/11) * 3,245 =
= 22 * 3,245 = 71,39;
4) (4,8 - 3,762) : 0,06 =
= 1,038 : 0,06 = 17,3;
5) (3,47 + 3,46) * (3,47 - 3,46) =
= 6,93 * 0,01 = 0,0693;
6) (6,3 - 4,2) : (6,3 + 4,2) =
= 2,1 : 10,5 = 0,2.
2)
3)
4)
(4.8 - 3.762) : 0.06 = 1.038 : 0.06 = 17.3
5)
(3.47 + 3.46) · (3.47 - 3.46) = 6.93 · 0.01 = 0.0693
6)
(6.3 - 4.2) : (6.3 + 4.2) = 2.1 : 10.5 = 0.2
В решении.
Пошаговое объяснение:
2) (12 и 3/13 - 4 и 7/13) - (1 и 5/13 + 3 и 11/13) =
= (11 и 16/13 - 4 и 7/13) - (1 и 5/13 + 3 и 11/13) =
= 7 и 9/13 - 4 и 16/13 =
= 7 и 9/13 - 5 и 3/13 = 2 и 6/13;
3) (16 и 5/11 + 5 и 6/11) * 3,245 =
= 22 * 3,245 = 71,39;
4) (4,8 - 3,762) : 0,06 =
= 1,038 : 0,06 = 17,3;
5) (3,47 + 3,46) * (3,47 - 3,46) =
= 6,93 * 0,01 = 0,0693;
6) (6,3 - 4,2) : (6,3 + 4,2) =
= 2,1 : 10,5 = 0,2.
2)
3)
4)
(4.8 - 3.762) : 0.06 = 1.038 : 0.06 = 17.3
5)
(3.47 + 3.46) · (3.47 - 3.46) = 6.93 · 0.01 = 0.0693
6)
(6.3 - 4.2) : (6.3 + 4.2) = 2.1 : 10.5 = 0.2