Question

Tinh nhanh 32.27+154.69+73.32-69.54

Answer 1

  32.27+154.69+73.32-69.54

= 32.27+73.32+154.69-69.54

= 32.(27+73)+(154-54).69

= 32.100 + 100.69

= (32+69).100

= 101.100

= 10100

Answer 2

32.27+154.69+73.32-69.54

=(32.27+73.32)+(69.154-69.54)

=32.100+69.100

=3200+6900

=10100