Question

calculati a4intregi1/2:2/3 b7/12:3intregi 1/16 c) 5intregi:1intrehi1/4 d)2intregi2/3:2intregi1/3​

Answer 1

Răspuns:

a) 4 1/2 ÷ 2/3=

9/2÷2/3=

9/2×2/3 = ( simplificam prin 2 si prin 3)

3/1×1/1= 3/1=3

b) 7/12÷ 3 1/16=

7/12÷ 49/16 =

( simplificam prin 7 si 4)

7/12×16/49=

1/3×4/7=

4/12= 1/3

c) 5 intregi ÷ 1 1/4= 5 1/4= 21/4

d) 2 2/3 ÷ 2 1/3=

8/3÷7/3=

8/3×3/7=( simplificam prin 3) =

8 × 1/7= 8/7