Question

123.56+78.77+123.44+22.77 giúp mình ples 😥

Answer 1

\(123\cdot56+78\cdot77+123\cdot44+22\cdot77\)

\(=123\cdot100+77\cdot100\)

=20000

Answer 2

123 . 56 + 78 . 77 + 123 . 44 + 22 . 77

= 123 . (56 + 44) + 77 . (78 + 22)

= 123  . 100 + 77. 100

= 12300 + 7700

= 20000