0,2 ⋅ 69,4 ⋅ 5 = 0,2 ⋅ 5 ⋅ 69,4 = 1 ⋅ 69,4 = 69,4
4 ⋅ 2,5 ⋅ 2,26 = 4 ⋅ 2,5 ⋅ 2,26 = 10 ⋅ 2,26 = 22,6
3,14 ⋅ 0,24 + 3,14 ⋅ 0,76 = 3,14 ⋅ (0,24 + 0,76) = 3,14 ⋅ 1 = 3,14
43,8 ⋅ 1,4 – 1,4 ⋅ 43,5 = 1,4 ⋅ (43,8 – 43,5) = 1,4 ⋅ 0,3 = 0,42
Ответ: 1) 69,4; 2) 22,6; 3) 3,14; 4) 0,42