Question

GIẢI HỘ MIK NHÁ

Answer 1

a) =15/11x 33/10

=9/2

b) 80/7 +4

= 80/7 + 4/1

= 108/7

c) = 7- 3/2x 8/9- 3

=7- 4/3-3

= 8/3

Answer 2

a)\(\dfrac{75}{55}x\dfrac{33}{10}=\dfrac{75x33}{55x10}=\dfrac{2475}{550}=\dfrac{9}{2}\)

b) \(\dfrac{16x15+84}{21}\)

c)