Quick Answer

40 × 45

40 × 45 = 1800. To multiply 40 by 45, add 40 to itself 45 times, or use the standard multiplication algorithm. 40 × 45 = 1800.

1800

40 × 45 = 1800

How to Calculate 40 × 45

To multiply 40 by 45, add 40 to itself 45 times, or use the standard multiplication algorithm. 40 × 45 = 1800.

Expression40 × 45

Answer1800

40 × 45 = 1800

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