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2 1/3-2/5 va rog am nevoie

Răspuns :

2 1/3-2/5 =

= (2×3+1)/3 - 2/5 =

= 7/3 - 2/5 =

= (7×5)/15 - (2×3)/15 =

= 35/15 - 6/15 =

= 29/15 =

= 1 intreg 14/15
= 7/3 -2/5 = (35-6):15 = 29/15 = 1 intreg si 14/15
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