Calcule:
a) 2,33333... × 1,75
b) 1,25555... × 4,4444444...
c) 0,757575... ÷ 0,666666...
Soluções para a tarefa
Respondido por
7
a) x=2,333..
10x=23,333...
9x=21
x=21/9
175/100 x 21/9 =3675/900=375/60=25/4
B) x= 1,2555...
10x=12,555...
100x=125,555...
90x=113
x=113/90
X=4,444...
10x=44.444...
9x=40
x=40/9
113/90 X 40/9=4520/810=2260/405=4052/81
C) 75/99 X 6/9 =450/891
10x=23,333...
9x=21
x=21/9
175/100 x 21/9 =3675/900=375/60=25/4
B) x= 1,2555...
10x=12,555...
100x=125,555...
90x=113
x=113/90
X=4,444...
10x=44.444...
9x=40
x=40/9
113/90 X 40/9=4520/810=2260/405=4052/81
C) 75/99 X 6/9 =450/891
Respondido por
0
a) x=2,333..
10x=23,333...
9x=21
x=21/9
175/100 x 21/9 =3675/900=375/60=25/4
B) x= 1,2555...
10x=12,555...
100x=125,555...
90x=113
x=113/90
X=4,444...
10x=44.444...
9x=40
x=40/9
113/90 X 40/9=4520/810=2260/405=4052/81
C) 75/99 X 6/9 =450/891
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