50*50*50*50*50*50*50*50*50*50*50*50=?
50 + 50 + 50 + 50 + 50 + 50
[(x + 50 ) . 50 - 50] : 50 = 50
25 nhân 2 +50 + 50 : 0,25 + 50 :0,5 + 50 : 0,125 + 50 : 0,25
50+50+50+50+50
=??????
k mk k lai
50+50+50+50+50
k mk mk k lai
cho
Tính
50 x 50 - 50 + 50 = ???
50+ 50+ 50
50 x 98 + 50 +50 = ?
50 - 20 + 72 + 100 - 50 + 100 + 50 - 10 + 100000 = ???