1 
 divide whole objects into parts and identify and describe, through invesitgation, equalsized parts of the whole, using fractional names (e.g., halves; fourths or quarters).

3 
 divide whole objects and sets of objects into equal parts, and identify the parts using fractional names (e.g., one half; three thirds; two fourths or two quarters), without using numbers in standard fractional notation.

6 
 represent, compare, and order fractional amounts with unlike denominators, including proper and improper fractions and mixed numbers, using a variety of tools and using standard fractional notation;

6 
 determine and explain, through investigation using concrete materials, drawings, and calculators, the relationships among fractions, decimal numbers, and percents.

7 
 divide whole numbers by simple fractions and by decimal numbers to hundredths, using concrete materials;

7 
 use a variety of mental strategies to solve problems involving the addition and subtraction of fractions and decimals;

7 
 add and subtract fractions with simple like and unlike denominators, using a variety of tools and algorithms;

7 
 determine, through investigation, the relationships among fractions, decimals, percents and ratios;

8 
 represnt, compare, and order rational numbers;

8 
 translate between equivalent forms of a number;

8 
 use estimation when solving problems involving operations with whole numbers, decimals, percents, integers, and fractions, to help judge the reasonableness of a solution;

8 
 represent the multiplication and division of fractions, using a variety of tools and strategies;

8 
 solve problems involving addition, subtraction, multiplication, and division with simple fractions.
