The bakery has 8 indoor tables and 12 outdoor tables. Each indoor table has 3 chairs and each outdoor table has 3 chairs. How many chairs are there in total?
There are 8 x 3 = <T>multiply(8, 3)=24 indoor chairs.
There are 12 x 3 = <T>multiply(12, 3)=36 outdoor chairs.
In total there are 24 + 36 = <T>add(24, 36)=60 chairs
