Quick Answer

42 × 20

42 × 20 = 840. To multiply 42 by 20, add 42 to itself 20 times, or use the standard multiplication algorithm. 42 × 20 = 840.

840

42 × 20 = 840

How to Calculate 42 × 20

To multiply 42 by 20, add 42 to itself 20 times, or use the standard multiplication algorithm. 42 × 20 = 840.

Expression42 × 20

Answer840

42 × 20 = 840

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