Question

45 x 42 in standard algorithm​

Answer 1

Answer:

dont know what standard alortim means but wouldnt answer be 1890

Step-by-step explanation:

Answer 2

Answer:

1890

Step-by-step explanation:

SO , basically we can do it like this

          2

          1

         45

X

         42

__________

        9 0

 18  0   0

___________

1 8 9 0