Question

Tính nhanh:

123 + 698 + 77 + 2

Ai mình k

Answer 1

123 + 698 + 77 + 2

= ( 123 + 77 ) + ( 698 + 2 )

= 200 + 700

= 900

#Hok_tốt

Answer 2

( 123 + 77 ) + ( 698 + 2 )

200 + 700

900

Answer 3

123+698+77+2

=(123+77)+(698+2)

=200+700=900

Answer 4

= (123+77)+(698+2)

=200+700

=900

Answer 5

\(123+698+77+2\)

\(=\left(123+77\right)+\left(698+2\right)\)

\(=200+700\)

\(=900\)

Answer 6

   123 + 698 + 77+ 2

= (123 + 77) + (698 + 2)

=        200    +        700

=                  900

Answer 7

123 + 698 + 77 + 2

= (123 + 77) + (698 + 2)

= 200 + 700

= 900

~Std well~

#Lâm