20 + 20 + 20 + 20 + 20 + 20 + 20 + 20 + 20 + 20
= 20 x 10
= 200
Tham khảo nha !!!
20+20+20+20+20+20+20+20+20+20=?
= 20 x 10
= 200
học tốt~~~
20 + 20 + 20 + 20 +20 + 20 + 20 +20 + 20 + 20
= 20 x 10
= 200
20+20+20+20+20+20+20+20+20+20
=20x10
=200
Trả lời:
20+20+20+20+20+20+20+20+20+20
=20 x 10
=200
~~~~~
20+20+20+20+20+20+20+20+20+20=?
=20x10
=200
tk mk nha
...........
\(20+20+20+20+20+20+20+20+20+20=200\)