Question

tinh nhanh 123 x 123 +82 x 123+17

Answer 1

=123 x 123 +82 x 123 +17

=123(1+82+17)

=123x 100

=12300

Answer 2

123 x 123 +82 x 123 +17

=123 x (82 +17 +1 )

=123 x 100

=12300

Answer 3

123 x 123 + 82 x 123 +17

=123 x ( 123+82 ) +17

=123 x 205 +17

= 25215 +17

= 25232

học tốt ~~~

Answer 4

123 × 123 + 82 × 123 + 17 

= 123 × 82 + 123 × 17 + 123 × 1

= 123 × ( 82 + 17 + 1 )

= 123 × 100

= 12 300

Answer 5

123 x 123 + 82 x 123 + 17

= 123 x ( 1 + 82 + 17 )

= 123 x 100

= 12300

Answer 6

123 x 123 + 82 x 123 + 17

= 123 x ( 123 + 82 ) + 17

= 123 x 205 + 17

= 25215 + 17

= 25232

Answer 7

123x123+82x123+17

=123x(1+82+17)

=123x100

=12300

Answer 8

123 × 123 + 82 × 123 + 17

= 123 × ( 123 + 82 ) + 17

= 123 × 205 + 17

= 25215 + 17

= 25232

Answer 9

123 x 123 + 82 x 123 + 17

= 123 x ( 1 + 82 + 17 )

= 123 x 100

= 12300