Math diary's 50 words about spending money.
This morning, I went shopping with my father. 3 yuan a catty of celery, dad bought two catties. Later, we saw pork. Small ribs 18 yuan a catty, dad bought 1 catty. I bought 5 yuan of shredded pork and 4 yuan of radish. Finally, I bought six chips from Qian Qi. A * * * spent 39 yuan. I think it's a good deal.