a. 2 7/9*15=25/19*15=375/9=41 6/9=41 2/3
b.28*1 3/4=28*7/4=49
c.1 3/5*2 1/2=8/5*5/2=4
d.3 1/3*3/5=10/3*3/5=2
a. 2 7/9*15=25/19*15=375/9=41 6/9=41 2/3
b.28*1 3/4=28*7/4=49
c.1 3/5*2 1/2=8/5*5/2=4
d.3 1/3*3/5=10/3*3/5=2