I borrowed 500 from my father, borrowed 500 from my mother, bought a pair of shoes, and used 970. The remaining 30 yuan, 10 yuan for my father, 10 yuan for my mother, and 10 yuan for myself I borrowed 500 from my father, borrowed 500 from my mother, bought a pair of shoes, and used 970. The remaining 30 yuan, I returned 10 yuan to my father, 10 yuan to my mother, I left 10 yuan, I owed 490 yuan to my father, 490490 yuan to my mother, 490 yuan = 980. Plus my own 10 yuan = 990 yuan, where are the other 10 yuan? Have you been surrounded?

I borrowed 500 from my father, borrowed 500 from my mother, bought a pair of shoes, and used 970. The remaining 30 yuan, 10 yuan for my father, 10 yuan for my mother, and 10 yuan for myself I borrowed 500 from my father, borrowed 500 from my mother, bought a pair of shoes, and used 970. The remaining 30 yuan, I returned 10 yuan to my father, 10 yuan to my mother, I left 10 yuan, I owed 490 yuan to my father, 490490 yuan to my mother, 490 yuan = 980. Plus my own 10 yuan = 990 yuan, where are the other 10 yuan? Have you been surrounded?

Do you want to ask where the 10 yuan went? In fact, you borrowed 1000 yuan in total, spent 970 yuan, and you still have 30 yuan left. If you repay mom and dad 10 yuan respectively, you still owe mom and dad 490 yuan each, which adds up to 980 yuan. If you spend 970 yuan, you will get 980 yuan, which is equal