Question

Oblicz: (1.5+dwie trzecie)x(6 i dwie piate-4,9)= pilnee !!

Answer 1

(1,5+2/3)*(6 2/5-4,9)= (1 1/2+2/3)*(6 2/5-4 9/10)=

(1 3/6+ 4/6)*(6 4/10-4 9/10)=

2 1/6 * 1 1/2= 13/6* 3/2= 13/4=3 1/4

 

 

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