Question

Tính nhanh:

420,90 - 400,67 - 2,90

Answer 1

420,90 - 400,67 - 2,90 = 17,33

đúng tk nha

ai tk mk mk tk lại

Answer 2

420,90 - 400,67 - 2,90

= (420,90 - 2,90) - 400,67

= 418 - 400,67

= 17,33

At the speed of light

Answer 3

420,90 - 400,67 - 2,90

= (420,90 - 2,90) - 400,67

= 418 - 400,67

= 13,77

Answer 4

420,90 - 400,67 - 2,90

= (420,90 - 2,90) - 400,67

= 418 - 400,67

= 17,33

Answer 5

420,90 - 400,67 - 2,90

= (420,90 - 2,90) - 400,67

=41