Question

110 + 120 + 130 + 140 + 150 + 160 + 170 + 180 + 190 + 200

Answer 1

(110+190)+(120+180)+(130+170)+(140+160)+150+200

=300+300+300+300+150+200

=300x4+150+200

1200+150+200

=1550

100% đúng

Answer 2

110 + 120 + 130 + 140 + 150 + 160 + 170 + 180 + 190 + 200 = 1550

 

Answer 3

(110+190)+(120+180)+(130+170)+(140+160)+200

=300+300+300+300+200

=300x4+200

=1400

Answer 4

loc, quy ai tinh sai

Answer 5

110+120+130+140+150+160+170+180+190+200

=(110+200)+(120+190)+(130+180)+(140+170)+(150+160)

=310+310+310+310+310

=310 nhân 5

=1550

Tick tớ nha! Tớ đầu tiên đấy

 

Answer 6

110+120+130+ 140+ 150+ 160 +170 +180 190+ 200= 1550 

Bạn lộc sai rồi bạn chưa cộng với 150

Answer 7

1550 tich nha

Answer 8

(110+190)+(180+120)+(170+130)+(140+160)+200+150

300+300+300+300+200+150=

1200+200+150

1550

 

Answer 9

(110+190)+(120+180)+(130+170)+(140+160)+(150+200)
=300+300+300+300+350
=300x4+350
=1200+350
1550