Rational Numbers
Students will understand that…
- positive integers, fractions and decimals are to the left of zero on the number line.
- a rational number is any number that can be written as a fraction with an integer numerator and a non-zero integer denominator.
- the patterns for addition, subtraction, multiplication and division of integers hold for rational numbers.
- the strategies for adding, subtracting, multiplying and dividing positive fractions and positive decimals can be applied to rational numbers.
- the order of operations for integers, positive fractions, and positive decimals holds for all rational numbers.
Essential Questions:
What are integers? What are fractions? What are numerators?
What are denominators? What are decimals? What is a rational numbers?
What are positive numbers? What are negative numbers? What are the Order of Operations?
General Outcomes:
- Students will develop number sense.
- Students will demonstrate an understanding of rational numbers by comparing and ordering rational numbers.
- Students will demonstrate an understanding of rational numbers by solving problems that involve arithmetic operations on rational numbers.
- Students will explain and apply the order of operations, including exponents, with and without technology.