400 - 100 =?
100+100=?
200+200=?
400+400=?
trả lời
100+100=200
200+200=400
400+400=800
học tốt nhé,k hộ
Trả lời:
100 + 100 = 200
200 + 200 = 400
400 + 400 = 800
#kin
~~hok tốt~~
100 + 100 + 200 + 200 + 300 + 300 + 400 + 400
100+100+200+200+300+300+400+400+500+500+600+600+700+700+800+800+900+900+?
100+100+200+200+300+300+400+400+500+500+600+600+700+700+800 = 6400
100+200+300+400+500+600+700+800+900+100+200+300+400+500+600+700+800+900
1111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111222222222222222222222222222222223333333333333333333333333333333333333333333333334444444444444444444444444444444444444455555555555555555556666666666666666677777777777777777777777777777777777777777777777778888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888888
900000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000213131313131313131313131313131313131313131313131313131313131313131313131313131313131313131313131313131313131313131313131313131313131313131313131313131313131313131313131313
100 + 100 =
200 + 200 =
300 + 300 =
400 + 400 =
500 + 500 =
100+100=200
200+200=400
300+300=600
400+400=800
500+500=1000
100 + 100 = 200
200 + 200 = 400
300 + 300 = 600
400 + 400 = 800
500 + 500 = 1000
100+200+300+400+500+600+700+800+900+100+200+300+400+500+600+700+800+900
\(=\left(100+900\right)+\left(800+200\right)+...+\left(900+100\right)\)(9 cặp)
\(=1000+1000+...+1000\)(9 số 1000)
\(=1000\times9\)
\(=9000\)
k mình nha
111100000000000000000000111110103
100 + 100 =
200 + 200 =
300 + 300 =
400 + 400 =
100+100=200
200+200=400
300+300=600
400+400=800
K MIK NHÉ
100 + 100 = 200
200 + 200 = 400
300 + 300 = 600
400 + 400 = 800
k mk nha
100+100=
200+200=
300+300=
400+400=
500+500=
100+100=200
200+200=400
300+300=600
400+400=800
500+500=1000
100 + 100 = 200
200 + 200 = 400
300 + 300 = 600
400 + 400 = 800
500 + 500 = 1000
Tk cho mk nha
100+100+400
x + 100 = 400 - 100
x + 100 = 400 - 100
x + 100 = 300
x = 300 - 100
x = 200
Vậy x = 200
Tk mk đi
Mk tk lại
x + 100 = 400 - 100
=> x + 100 = 300
=> x = 300 -100
=> x = 200
Vậy x = 200
x+ 100 = 400 - 100
x+ 100 = 300
x = 300-100
x= 200
h nha