3. Oblicz:
d) 4÷1/2=?
e) 9÷2/7=?
f) 11÷7/3=?
na teraz!

4 : 1/2 = 4 x 2/1 = 8/1 = 8
9 : 2/7 = 9 x 7/2 = 63/2 = 31,5
11 : 7/3 = 11 x 3/7 = 33/7 = 4 5/7