Question

7,2-6,1
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2,2

Answer 1

1,1/2,2 = 1/2 = 0,5 . . . . .

Answer 2

7.2-6.1= 1.1

1.1/2.2=2

Answer 3

0.5*

Answer 4

$dfrac{7,2-6,1}{2,2}=dfrac{1,1}{2,2}=dfrac{11}{22}=dfrac 12=0,5$