Lily wanted to make some biscuits. She put the biscuits in $4$ rows with $3$ biscuits in each row. https://cdn.kastatic.org/ka-perseus-graphie/e2260e97f3c6f4100dcf2bf30e6667c1e90301af.svg Use the image above to help you find the total number of biscuits. $3 + 3 + 3 + 3 = $ There are ___ biscuits in all.