Add the following, using the lowest common denominator:

2/3+1/6 = 1/2+1/8 = 2/3+1/4 = 1/3+5/12+1/6=
1/10+1/4+3/5= 1/6+2/3+2/9=

Subtract the following: 2/3-1/3= 6/7-3/7= 11/15-7/15
Subtract the following using the lowest common denominator: 3/4-1/2= 7/9-1/3= 5/6-1/4=
Multiply the following fractions, reducing to lowest terms

1/2x3/5= 3/4x1/5= 2/5x2/3= 2/3x1/2= 7/8x4/5 4/9x9/10=
Multiply the fractions and mixed numbers converting to an improper fraction to a whole or mixed numbers
1 1/2 x1/2= 3/4x1 1/3= 1 1/3x1 2/3= 1 1/5x2 2/3=

Divide the fractions and mixed numbers converting and reducing
1/3-1/2 2/3-3/4 1/4-3/4 5/6-1/2 2/3-2/3 15/15-3/8
2 1/2-1 1/2 1 3/4-2 1/2 1 1/5-2 1/3 2 2/3-1 1/3

Convert 5/11 to a decimal to the nearest hundredth
Convert 0.041/2 to a fraction
Divide 90 0.18
Convert the fractions to percents 3/100 9/200 5/8
What is 20 divided by 5%
Convert the decimals to percents 0.40 0.375 1.02 0.001/2