Answer:3611
Explanation:
157
x 23
do 157 x 3
add them one at a time. 157x carry the 3 and the two, oh and don’t forget to add 0 in the end after wards.
7x3:21 (carry the 2 leave the 1)
5x3: 17(leave 7, carry one)
3x1+1: 4
you get 471
now let’s do 2
do 157 x 2 to get 314
ok now add zero to the last one to get: 3140+471 and u get ur answer!