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(7/12+3/8)x(-8/15)+(7/-24)x(+16/21)
/=supra​


Răspuns :

Răspuns:

Explicație pas cu pas:

(7/12+3/8)×(-8/15)+7/-24×(+16/21)

-23/3×1/15-7/12×1/3

-23/45-7/36

-127/180