Rational Numbers
Learn and practice working with rational numbers with interactive resources from GeoGebra.
Upper Elementary
GRADES 4-5
Points on a Number Line
Locate points on a number line.
Rational Numbers in Decimal Form
Read and write word names for rational numbers in decimal form to the hundredths place or the thousandths place.
Rewriting Fractions and Decimals
Rewrite and compare decimals to fractions (tenths and hundredths) with and without models and pictures.
Rounding Decimals, Fractions, and Mixed Numbers
Round decimals to a given place value; round fractions and mixed numbers to a whole number or a given fractional place value.
Middle School
GRADES 6-8
Comparing Rational Numbers
Compare and order rational numbers with and without models.
Equivalent Forms of Decimals and Fractions
Use the definition of rational numbers to convert decimals and fractions to equivalent forms.
Equivalent Fractions and Decimals
Convert fractions and terminating decimals to the thousandths place to equivalent forms without models; explain the equivalence.
Operations on Rational Numbers
Perform multi-step operations with rational numbers (positive and negative) in number and word problems.
Properties of Rational Numbers
Use the commutative, associative, and distributive properties, and inverses and identities to solve number and word problems with rational numbers.
Real, Rational, and Irrational Numbers
Describe, use, and compare real numbers. Use the definition of rational numbers to derive and distinguish irrational numbers.
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