**Maryland Education Standards**. is one of the four basic operations of arithmetic, with the others being subtraction, multiplication and division. The addition of two whole numbers is the total amount of those quantities combined. Read More...

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Study GuideAdd/Subtract Fractions

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Add/Subtract Fractions

Worksheet/Answer keyAdd/Subtract Fractions

Worksheet/Answer keyAdd/Subtract Fractions

MD.6.0. Knowledge of Number Relationships and Computation/Arithmetic: Students will describe, represent, or apply numbers or their relationships or will estimate or compute using mental strategies, paper/pencil, or technology.

6.A.1. Knowledge of Number and Place Value: Apply knowledge of fractions, decimals, and place value.

6.A.1.a. Read, write, and represent fractions or mixed numbers using symbols, models, and words (Assessment limit: Use denominators that are factors of 24 and numbers (0 - 200)).

6.C.1. Number Computation: Analyze number relations and compute.

6.C.1.d. Add and subtract proper fractions and mixed numbers with answers in simplest form (Assessment limit: Use denominators as factors of 24 and numbers (0 - 20)).

MD.7.0. Processes of Mathematics: Students demonstrate the processes of mathematics by making connections and applying reasoning to solve problems and to communicate their findings.

7.C.1. Communications: Present mathematical ideas using words, symbols, visual displays, or technology

7.C.1.a. Use multiple representations to express concepts or solutions

7.C.1.d. Express solutions using concrete materials