Question

tính nhanh:

100 + 100 + 100 + 100 x 10 + 100 x 10

Answer 1

100 + 100 + 100 + 100 x 10 + 100 x 10

= 100 + 100 + 100 + 1000 + 1000

= 2300

Answer 2

100*3=300

100*10=1000

1000*2=2000

300+2000=2300

k mk nhé sakura

Answer 3

100+100+100+100.10+100.10

=100+100+100+1000+1000

=300+2000

=2300

k mih nha

Answer 4

100 + 100 + 100 + 100 x 10 + 100 x 10

=100x(1+1+1+10+10)

=100x23

=2300

đúng 100 %  đó 

k mk nha

bạn

Answer 5

=2300