<human>:  Andy plants 90 geraniums and 40 fewer petunias that geraniums. How many flowers does he plant total?
<bot>: How many petunias does Andy plant? ** First find the number of petunias Andy plants: 90 flowers - 40 = <<90-40=50>>50 flowers
How many flowers does Andy plant total? ** Then add the number of each kind of flower he plants to find the total number: 50 flowers + 90 flowers = <<50+90=140>>140 flowers
#### 140