Question

122+(-22)+(-1)+25.4

Answer 1

\(122+\left(-22\right)+\left(-1\right)+25.4\)

\(=122-22-1+100\)

\(=199\)

Answer 2

`122+(-22)+(-1)+25xx4`

`=122-22-1+100`

`=100-1+100`

`=100+100-1`

`=200-1`

`=199`

Answer 3

=122+(-22)+(-1)+100

=122-22-1+100

=199

Answer 4

=100+(-1)+(25.1).4

=99+1+25.4

=100+100

=200

Answer 5

= 124,4 nha

HT 

Answer 6

sorry ah mk cộng sai

= 122 - 22- 1 + 100

= 100 - 1 + 100

= 99