By the end of 4th grade, students understand large numbers and addition, subtraction, multiplication, and division of whole numbers. They describe and compare simple fractions and decimals. They understand the properties of, and the relationships between, plane geometric figures. They collect, represent, and analyze data to answer questions.
Number Sense for 4th grade 1) Students understand the place value of whole numbers and decimals to two decimal places and how whole numbers and decimals relate to simple fractions. Students use the concepts of negative numbers: Decimal relate to simple fractions.
4) Round whole numbers through the millions to the nearest ten, hundred, thousand, ten thousand, or hundred thousand. Rounding numbers
5) Decide when a rounded solution is called for and explain why such a solution may be appropriate.
6) Explain different interpretations of fractions, for example, parts of a whole, parts of a set, and division of whole numbers by whole numbers; explain equivalents of fractions. Equivalent fractions
7) Write tenths and hundredths in decimal and fraction notations and know the fraction and decimal equivalents for halves and fourths (Example: 1/2 = 0.5 or 0.50 ) Notation of decimals
8) Write the fraction represented by a drawing of parts of a figure; represent a given fraction by using drawings; and relate a fraction to a simple decimal on a number line. Represent fractions on number line