5. Uzupełnij a) 23 = /12 b) 59= 20 c) 820=2 d) 2440 = 5
5. Uzupełnij
a) 23 = /12
b) 59= 20
c) 820=2
d) 2440 = 5
a) 2/3=8/12 b) 5/9=20/36 c)8/20=2/5 d) 24/40= 3/5
12 ÷ 3 = 4 2 × 4 = 8 3 × 4 = 12 a) [latex] frac{2}{3} = frac{8}{12} [/latex] 20 ÷ 5 = 4 5 × 4 = 20 9 × 4 = 36 b) [latex] frac{5}{9} = frac{20}{36} [/latex] 8 ÷ 2 = 4 8 ÷ 4 = 2 20 ÷ 4 = 5 c) [latex] frac{8}{20} = frac{2}{5} [/latex] 40 ÷ 5 = 8 24 ÷ 8 = 3 40 ÷ 8 = 5 d) [latex] frac{24}{40} = frac{3}{5} [/latex]