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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 7: cộng số la mã xi+ix= x+v= xix-ix= III + II= VII+III=

Toán Lớp 7: cộng số la mã
xi+ix=
x+v=
xix-ix=
III + II=
VII+III=

Comments ( 2 )

  1. XI+IX=XX
    X+V=XV
    XIX-IX=X
    III+II=V
    VIII+III= XI
    #phamducthi
    Xin CTLHN cho nhóm ạ
     

  2. #WAB
    $XI + IX = 11 + 9 =20 = XX$
    $X+V=10+5=15=XV$
    $XIX – IX = 19 – 9 = 10 = X$
    $III + II = 3 +2 =5$
    $VII + III = 7 + 3 = 10 = X$

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222-9+11+12:2*14+14 = ? ( )

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