Odpowiedź:
4 * (-2 i 3/8) = 4 * (19/8) = -19/2 = - 9 i 1/2
-3 * (-12 i 2/7) = -3 * (-86/7) = 258/7 = 36 i 6/7
5 * 1 i 2/7 = 5 * 9/7 = 45/7 = 6 i 3/7
-8 * 2 i 1/4 = -8 * 9/4 = -18
3/14 * 2 i 1/3 = 3/14 * 7/3 = 1/2
-3 i 3/5 * 2 i 1/12 = -18/5 * 25/12 = 15/2 = 7 i 11/2
-3 i 1/4 * 3 i 1/13 = - 13/4 * 40/13 = - 10
1 i 5/7 * 4 i 2/3 = 12/7 * 14/3 = 8
1/5 * 0,22 = 0,2 * 0,22 = 0,044
1.25 * (-8/15) = 1 i 1/4 * (-8/15) = 5/4 * (-8/15) = -2/3
