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va rogggggggggggggggggggg ex 7 multumesc frumos!!!

Va Rogggggggggggggggggggg Ex 7 Multumesc Frumos class=

Răspuns :

a |----|----|----|----|----|----|----|
b |----|
diferența |----|----|----|----|----|----| =72

72:6=12 (b)
12×7= 84 (a)