\(100-40=60\)
\(\text{Nha }\)ran love shinichi
Đúng 0
Bình luận (0)
\(100-40=60\)
\(\text{Nha }\)ran love shinichi
100*20*30-100+20+30+40+20=????????
100 + 40 + 60
40 + x = 100
20 + 40 + 60 + 80 + 100 + 120 =
0+10+20+30+40+...+90+100=
10+20+30+40+...+100 =?
(100:2)+30+60+80+90+40+50=
40 x 41 + 41 x 42 + .... + 99 x 100
nếu 100=20
200=40
thì 300=?