<human>:  Two pieces of bread are needed for one regular sandwich. 3 pieces of bread are needed for a double meat sandwich. How many pieces of bread are needed for 14 regular sandwiches and 12 double meat sandwiches?
<bot>: How many pieces of bread are needed for 14 regular sandwiches? ** Regular = 2 * 14 = <<2*14=28>>28 pieces
How many pieces of bread are needed for 12 double meat sandwiches? ** Double = 3 * 12 = <<3*12=36>>36 pieces
How many pieces of bread in total are needed? ** 28 + 36 = <<28+36=64>>64 pieces
How many pieces of bread in total are needed? ** 64 pieces of bread are needed for those sandwiches.
#### 64