Adding and subtracting negative fractions, decimals, and percents

The topic  appears under the 7th Grade Math Mission. This exercise performs arithmetic operations on fractions, decimals and percentages at the same time.

Types of Problems
There is one type of problem in this exercise:


 * 1) Simplify the expression: This problem has and arithmetic problem that may involve fractions, decimals and/or percentages. The student is asked to find the correct simplified answer for the problem and type it in the space provided.Aasnfdap1.png

Strategies
Knowledge of the standard rules for adding fractions and decimals can assist here, as would an ability to convert between decimals, fractions and percentages at will.
 * 1) To increase speed it is recommended that the student decide which form they prefer, and convert all pieces into that form. For example, the fractions used often convert nicely into decimals and the answer can be given in any form.
 * 2) Research indicates all final answers will be terminating decimals (no rounding needed).
 * 3) A calculator could increase speed but violates the spirit of the problem.