Question

1,25+2×1,25+1,25×3

Answer 1

1,25 + 2 x 1,25 + 1,25 x 3

= 1 x 1,25 + 2 x 1,25 + 1,25 x 3

= 1,25 x ( 1 + 2 + 3 )

= 1,25 x 6

= 7,5

Answer 2

1,25+2×1,25+1,25×3

=1,25.(1+2+3)

=1,25.6=7,5

Answer 3

1,25 x (2+3)

= 1,25 x 5

= 6,25

Answer 4

1,25 + 2 x 1,25 + 1,25 x 3 

= 1,25 x ( 1+ 2 + 3 )

= 1,25 x 6

= 7,5

Answer 5

1,25 + 2 * 1,25 + 1,25 * 3 = 15 , 9375 

Answer 6

7,75 nha bn 

nhớ k cho mk nhé!!!