Answer:7602
Step-by-step explanation:First line up the numbers vertically and match the places from the right like this.
181
942
* ____
Now multiply the first number with the 1 st digit in 2 nd
number to get intermediate results. That is Multiply 181 with 2. Write the result 362 at the end leaving 0 spaces to the right like this.
181
42
*_____
362
Now multiply the first number with the 2nd digit in 2nd
number to get intermediate results. That is Multiply 181 with 4. Write the result 724 at the end leaving 1 spaces to the right like this.
181
42
*______
362
724
______-
Now add the intermediate results to get final answer.
181
42
*_____
362
724
______
7602
