Lesson: Subtraction of Rational Numbers Mathematics • First Year of Preparatory School

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In this lesson, we will learn how to subtract rational numbers, including fractions, decimals, and percentages.

Students will be able to

use a number line to subtract rational numbers,
subtract rational numbers as fractions (including mixed numbers) with unlike denominators by using the LCM of the denominators,
subtract rational numbers in different forms,
convert between fractions, decimals, and percentages in order to subtract rational numbers of different forms.