2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 + 2 x 1 = 22
k nha
2+2+2+2+2+2+2+2+2+2+2x1
=2+2+2+2+2+2+2+2+2+2+2
= 22
2+2+2+2+2+2+2+2+2+2+2x1
= 2+2+2+2+2+2+2+2+2+2+2
= 2 x 11
= 22
chúc bạn hok tốt
\(2+2+2+2+2+2+2+2+2+2+2\times1\)
\(=\left(2+2+2+2+2+2+2+2+2+2\right)+2\times1\)
\(=2\times10+2\times1\)
\(=2\times\left(10+1\right)=2\times11=22\)
2+2+2+2+2+2+2+2+2+2+2x1
=2+2+2+2+2+2+2+2+2+2+2
=2x11
= 22
chúc bn hok tốt
2+2+2+2+2+2+2+2+2+2+2x1
= 2+2+2+2+2+2+2+2+2+2+2
= 2 x11
=22