2+2=4

Yes. In base-10 arithmetic, 2 + 2 = 4.

Notes for other bases:

• Base-3: 2 + 2 = 11 (since 4 decimal = 11_3)
• Base-4: 2 + 2 = 10 (since 4 decimal = 10_4)
• Bases greater than 4: 2 + 2 = 4 (same numeral)

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