Question

Tính nhanh

400 + 500 + 100 + 200 

Answer 1

400 + 500 + 100 + 200

= ( 400 + 500 + 100 ) + 200

= 1000 + 200

= 1200

Answer 2

1200

k mk nha

chúc bạn học giỏi

Answer 3

1200 do ban oi

Answer 4

=1200 k mik nha 

Answer 5

Tính nhanh :

400 + 500 + 100 + 200

= ( 400 + 200 ) + ( 500 + 100 )

= 600 + 600

= 600 x 2

= 1200

Answer 6

400 + 500 + 100 + 200

= ( 400 + 500 + 100 ) + 200

= 1000 + 200

= 1200

Answer 7

400+500+100+200

=900+100

=1000+200

=1200

Answer 8

400 + 500 + 100 + 200

= ( 400 + 500 + 100 ) + 200

= 1000 + 200

= 1200

Answer 9

400 + 500 + 100 + 200

= ( 400 + 500 + 100 ) + 200

= 1000 + 200

= 1200

Answer 10

400 + 500 + 100 + 200

= 900 + 100 + 200 

= 1000 + 200

= 1200

Ủng hộ nhé ! 

Answer 11

1200 nhé

ung hộ mik nhé

 chuc bạn hok giỏi

Answer 12

400+500+100+200

=(400+100)+500+200

=500+500+200

=1200

Answer 13

    400 + 500 + 100 + 200

= 900 + 100 + 200

= 1200

Answer 14

bằng 1200 nhé bạn

Answer 15

\(400+500+100+200\)

\(=900+100+200\)

\(=1000+200\)

\(=1200\)

Answer 16

400+500+100+200

=900+100+200

=1000+200

=1200