Quick Answer

42 × 80

42 × 80 = 3360. To multiply 42 by 80, add 42 to itself 80 times, or use the standard multiplication algorithm. 42 × 80 = 3360.

3360

42 × 80 = 3360

How to Calculate 42 × 80

To multiply 42 by 80, add 42 to itself 80 times, or use the standard multiplication algorithm. 42 × 80 = 3360.

Expression42 × 80

Answer3360

42 × 80 = 3360

Similar multiplication calculations you might need.

Use our full calculator for any arithmetic operation.