Smart dog fairy tale 350 words

Once upon a time, there was a clever dog. One day, he wanted to eat bones. Mother dog said, "I'll give you two questions, and I'll buy them for you if I answer them correctly." "The first question, a catty of bones 3 yuan, how much is six catties of bones?" The puppy thought for a moment and said, "3×6= 18 yuan." Mom said, "You got it right. I'll give you the second question. I have 60 yuan, bought you a toy car, spent 29 yuan and bought you a pencil case made in 6 yuan. How much is left? " The dog said, "60-29-6=25 yuan." Mother dog said, "You are so clever." Then the mother dog took the puppy to the butcher shop and bought a lot of bones. The next day, the clever dog got sick because it ate too many bones the day before. But I still want to eat bones. Mother dog said, "I'll give you two more questions, and I'll buy them for you if I answer them correctly." "The first question, a box of dog fever medicine 15 yuan. You have to eat 2 boxes altogether. How much is it? " The puppy thought for a moment and said, "15 a catty of bones 15× 2 = 30 yuan." Mom said, "Correct, I'll give you the second question. I brought 32 yuan and a Jin of Bones 3 yuan today. Do you think you can buy it? " The dog said, "15× 23 = 33 yuan, 33 yuan > 32 yuan, ah, not enough!" The dog was depressed, but its mother said, "It doesn't matter, son. When you are ready, mom will buy it for you. " The dog smiled, and so did its mother.