Integers include positive numbers, negative numbers, and zero. These free printable integers worksheets help middle school students understand the number line, compare integers, and perform operations with positive and negative numbers — essential skills for algebra.
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View all integers worksheetsStudents encounter negative numbers informally through temperature and below-zero concepts in elementary school. Formal integer operations (adding, subtracting, multiplying, and dividing integers) are a major Grade 6-7 focus.
Think of it as direction changes. If negative means "opposite direction," then taking the opposite of an opposite puts you back in the original direction. Practically: losing a debt (-(-5)) means gaining $5.