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(3+3/8):(4/35-2/70•7/4)•4/15

Răspuns :

(3+3/8):(4/35-2/70•7/4)•4/15
27/8:( 4/35-1/20)×4/15
27/8:9/140×4/15=
27/8×140/9×4/15= 14