1+1+1+1+1+1+5+5+5+99+777+555+111+666
(111 + 222 + 333 + 444 + 555 + 666 + 777 + 888 + 999)x 2.................999 x 2 x 2 x 2 ?
A.(111 + 222 + 333 + 444 + 555 + 666 + 777 + 888 + 999)x 2 > 999 x 2 x 2 x 2 = 9990 > 7992
B.(111 + 222 + 333 + 444 + 555 + 666 + 777 + 888 + 999)x 2 < 999 x 2 x 2 x 2 = 9990 < 7992
C.(111 + 222 + 333 + 444 + 555 + 666 + 777 + 888 + 999)x 2 = 999 x 2 x 2 x 2 = 9990 = 7992
(Không báo cáo câu hỏi này!)
(111 + 222 + 333 + 444 + 555 + 666 + 777 + 888 + 999)x 2.................999 x 2 x 2 x 2 ?
A.(111 + 222 + 333 + 444 + 555 + 666 + 777 + 888 + 999)x 2 > 999 x 2 x 2 x 2 = 9990 > 7992
B.(111 + 222 + 333 + 444 + 555 + 666 + 777 + 888 + 999)x 2 < 999 x 2 x 2 x 2 = 9990 < 7992
C.(111 + 222 + 333 + 444 + 555 + 666 + 777 + 888 + 999)x 2 = 999 x 2 x 2 x 2 = 9990 = 7992
(111 + 222 + 333 + 444 + 555 + 666 + 777 + 888 + 999)x 2.................999 x 2 x 2 x 2 ?
A.(111 + 222 + 333 + 444 + 555 + 666 + 777 + 888 + 999)x 2 > 999 x 2 x 2 x 2 = 9990 > 7992
B.(111 + 222 + 333 + 444 + 555 + 666 + 777 + 888 + 999)x 2 < 999 x 2 x 2 x 2 = 9990 < 7992
C.(111 + 222 + 333 + 444 + 555 + 666 + 777 + 888 + 999)x 2 = 999 x 2 x 2 x 2 = 9990 = 7992
5*8
4*6
1*7
666*111
555*555
11*11
55*5
77:7
40 : 8
5*8=40
4*6=24
1*7=7
666*111=73926
555*555=308025
11*11=121
55*5=275
77:7 =11
40 : 8=5
5*8=40
4*6=24
1*7=7
666*111=73926
555*555=308025
11*11=121
55*5=275
77:7=11
40:8=5
chúc bạn học tốt~
111+999+888+222+777+333+666+444+555+555
trả lời :
5550
đúng k bạn
chúc bn học tốt
1+0+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+11+1+1++1+11+1+1+1+1+1+1+1+2+2+2+2+2+2222+33333+444+555+666+777+888+999-{1+0+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+1+11+1+1++1+11+1+1+1+1+1+1+1+2+2+2+2+2+2222+33333+444+555+666+777+888+999-}
lớp 1 học cái này à:(((??
Bài 1;Tính
67+12-14= 91-11-14= 89-11-11= 99-11-80= 100-99-1= 99-81-11= 77-60-13= 88-12-15=
111-111= 999-888= 777-444= 555-111= 888-111= 999-666= 777-000= 111-000=
67+12-14=64
91-11-14=66
89-11-11=67
99-11-80=88
100-99-1=0
99-81-17
77-60-13=4
88-12-15=61
111-111=0
999-888=111
777-444=333
555-111=444
888-111=777
999-666=333
777-000=777
111-000=111
ê cả tay
67+12-14= 65
91-11-14= 66
89-11-11=67
99-11-80= 8
100-99-1= 0
99-81-11= 7
77-60-13= 4
88-12-15=61
111-111= 0 999-888= 111 777-444= 333 555-111= 444
888-111= 777 999-666= 333 777-000= 777 111-000= 111
lần sau ra vưa vưa a bạn
Bài 1;Tính
67+12-14=65 91-11-14=66 89-11-11=67 99-11-80=8 100-99-1=0 99-81-11=7 77-60-13=4 88-12-15=61
111-111=0 999-888=111 777-444=333 555-111=444 888-111=777 999-666=333 777-000=777 111-000=111
111+333+888+666+777+999+444+555+222=???????????????????????????????????????????????????????????/
111 + 333 + 666 + 777 +999 +444 + 555 +222
=(111+999) + (333+777) + (666 + 444) +(555+ 222)
=1110 + 1110+1110 + 777
=1110 * 3 + 777
= 3330+ 777=4107
= 4885 nha tk mk nhé , xin bn lun đó
111 + 333 + 888 + 666 + 777 + 999 + 444 + 555 + 222 = 4995
999+888+777+666+555+444+333+222+111
\(999+888+777+666+555+444+333+222+111\)
\(=\left(999+111\right)+\left(888+222\right)+\left(777+333\right)+\left(666+444\right)+555\)
\(=1110+1110+1110+1110+555\)
\(=\left(1110\times4\right)+555\)
\(=4440+555\)
\(=4995\)
=(999+111)+(888+222)+(777+333)+(666+444)+555
=1110+1110+1110+1110+555
=1110 x 4 +555
=4440+555
=4995
555+666+333+222+111+999+000+888+777+444
555+666+333+222+111+999+000+888+777+444=4995
hok tot
555+666+333+222+111+999+000+888+777+444=4995
tính 1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+47+48+49+50-999-888-777-666-555-444-333-222-111
nhanh nhé
1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20+21+22+23+24+25+26+27+28+29+30+31
+32+33+34+35+36+37+38+39+40+41+42+43+44+45+46+4
7+48+49+50-999-888-777-666-555-444-333-222-111= -3720