Question

[Hạ Tử Phong]

a) 47.69-31.(-47)

b) 16.( 38 -2 ) - 38.( 16 -1 )

c) (-41).( 59+2 ) + 59 .( 41 -2 )

d)125.(-8).(-25).9.4.100⁰ :3

Answer 1

[Nguyễn Thị Phương My]

a)47.69-31.(-47)

=(47-47).69-31

=0.69-31

=690-31

=659

Answer 2

[Hoàng Mai Lê]

a. 47.69 - 31 .(-47)

=47 . 69 - (-31) .47

=47 . (69+31)

=47 . 100 = 4700