Question

Ajutati-ma urgent.Dau coroana

Answer 1

a)19,2 - 7,1=12,1
b)27,84 - 4,12=23,72
c)8,797 - 2,429=6,368
d)9,64 - 4,23=5,41
e)28,97 - 5,9=23,07
f)24 - 0,12=23,88
g) 87 - 4,253=82,747
h) 9 - 0,08=8,92
i) 25 - 4,5=20,5
11,(12)-4,(23)=1101/99-419/99=682/99=62/9
(1112-11)/99=1101/99
(423-4)/99=419/99
k)11,(12)-4,(23)=1101/99-419/99=682/99=62/9
(1112-11)/99=1101/99
(423-4)/99=419/99
l)9,2(5)-6,1(3)=833/90-552/90=281/90
(925-92)/90=833/90
(613-61)/90=552/90
m)7,(8)-3,4(5)=71/9-311/90=(710-311)/90=399/90
(78-7)/9=71/9
(345-34)/90=311/90