Question

Answer 1

Cần gấp quá ! Trời ơi ! Mik cần cực kì gấp ! Trời ơiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii

Answer 2

A=672 5/10

B=879

Answer 3

\(A=672\dfrac{5}{100}+28\dfrac{5}{100}-28\dfrac{5}{100}=672\dfrac{5}{100}\\ B+197\dfrac{3}{100}=879+197\dfrac{3}{100}+7899-7999\\ B=879\\ \Rightarrow B>A\)