2/5 x 2/9 2/5 x 4/9 2/5 x 3/9

Question

2/5 x 2/9 + 2/5 x 4/9 + 2/5 x 3/9

chauhoangmy98 · Answer

2/5 xx 2/9 + 2/5 xx 4/9 + 2/5 xx 3/9   = 2/5 xx ( 2/9 + 4/9 + 3/9 )   = 2/5 xx 1   = 2/5   @ma

tuyethutanhthu · Answer

Giải đáp:    2/5 xx 2/9 + 2/5 xx 4/9 + 2/5 xx 3/9   = 2/5 xx (2/9 + 4/9 + 3/9)   = 2/5 xx (6/9 + 3/9)   = 2/5 xx 1   = 2/5

2/5 x 2/9 + 2/5 x 4/9 + 2/5 x 3/9