123 x 45 - 345 + 1234
= 5535 - 345 +1234
= 5190 + 1234
= 6424
\(123\times45-345+1234\)
\(=492-345+1234\)
\(=147+1234\)
\(=1381\)
123 x 45 - 345 + 1234
=5535 -345 + 1234
=5190 + 1234
=6424
hok tốt .
123 x 45 - 345 + 1234
= 5535 - 345 + 1234
= 5190 + 1234
= 6424
123+45-345+1234
=5535-345+1234
=5190+1234
=6424
học tốt
123 x 45 - 345 + 1234
= 5535 - 345 + 1234
= 5190 + 1234
= 6424
123 + 45 - 345+ 1234
=5535 - 345 + 1234
= 5190 + 1234
= 6424
hok tốt
