54 is 75% of what number?
Answer(s): E
Multiply 54 by 100 and then divide by 75.
8.26 x 76.8 =
Answer(s): C
Remember that since the terms of the problem have three units to the right of the decimal point, the answer will as well.
3/27 =
Answer(s): A
Divide numerator and denominator by 3.
9/20 =
Answer(s): B
Multiply both 9 and 20 by 5.
4 2/3 – 2 ½ =
Answer(s): D
Convert both fractions so that they have a common denominator of 6.
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