Question

255 + 578 = 

546564 - 4556 =

45 + 84 = 

456 - 257 =

Answer 1

\(255+578=833\)

\(546546-4556=541990\)

\(45+84=129\)

\(456-257=199\)

~ học tốt ! ~

Answer 2

255+578=833

546564-4556=542008

45+84=129

456-257=199

Answer 3

sai đề câu 2 nha 

~ thông cảm!~

\(546564-4556=542008\)

Answer 4

255+578=833

546564-4556=542008

45+84=129

456-257=199