oblicz. a) 3 * 1 i 2/5 = b) 2 * 8 i 1/3 = c) 8 * 3 i 2/9 = d) 2 i 7/8 * 3 = e) 4 i 2/5 * 3 = zad2 oblicz 1 i 3/4 * 20 = SZYBKO ODPOWIADAAC !

1. a) 3 * 1 i 2/5 = 4 b) 2 * 8 i 1/3 = 16 i 2/3 c) 8 * 3 i 2/9 = 25 i 7/9 d) 2 i 7/8 * 3 = 8 i 5/8 e) 4 i 2/5 * 3 = 13 i 1/5 2. 1 i 3/4 * 20 = 35

a 4 i 1/5 b 16 i 2/3 c25 i 7/9 d 8 i 5/8 e 13 i 1/5 2. 35