MathematicsBeginner

Zero and adding/subtracting with it

Zero means none — and follows neat rules

Estimated time · 6 min 10 Content blocks

Core concepts

Formulas

a+0=a,a−0=a,a−a=0a + 0 = a,\qquad a - 0 = a,\qquad a - a = 0

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Common misconceptions

Glossary

Zero
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