Question

4.Calculați a 7 ×3/5
b 2 ×5/8
c 1/3 × 12;
d 7 × 7/56 × 14
e 3/5 × 1
f 2/5 × 3/7 ​

Answer 1

Răspuns:

a. 7 ×3/5=21/5

b. 2 ×5/8=(10/8)⁽²=5/4

c. 1/3 × 12=(12/3)⁽³=4

d. 7 × 7/56 × 14=(686/56)⁽¹⁴=49/4

e. 3/5 × 1=3/5

f. 2/5 × 3/7 ​=6/35