Ket qua la 240024
Lop may ma hoi 3 cai cau nay
11x12x12x14= 132 x12x14 = 1584 x 14 = 22176
15 - 14 + 13 - 12 + 12 - 11 + 11 - 10 + 9 - 8
10 x 11 = ?
11 x 12 = ?
12 x 13 = ?
13 x 14 = ?
14 x 15 = ?
15 x 16 = ?
Ai tik mk mk tik lại!
10+10>...>11+11 14+14>...>15+15
12+12>....>13+13
13+13>...>14+14
ai nhanh mình tick cho
(6x8-48):(10+11+12+13+14+15)=
(6x8-48)-(10+11+12+13+14+15)=?
[ 6 8 - 48 ) : ( 10 +11 + 12 +13 + 14 + 15 )
11-12+13-14+15-16+17-18+19
tính nhanh:
2-4+6-8+10-12+14-16+18-20+22
10+12+14+16+...+80
1999-2000+2999-3000+3999-4000+4999-5000+5999-1000
60-61+50-51+40-41+30-31+20-21+10-11+70
[6 nhan 8 tru 48] ;[10 + 11 + 12 + 13 + 14 + 15]
