Question

45*16-17/45*15+28

Answer 1

45x16-17/45x15+28=742,3333333333333

Answer 2

45*19*15+28

Answer 3

45*16-17/45*15+28

= 720  - 225/45 + 28

= 32176/45 + 28 = 33436/45

Answer 4

\(\frac{45\times16-17}{45\times15+28}\)

\(=\frac{720-17}{675+28}\)

\(=\frac{703}{703}\)

\(=1\)

#Hok tốt !