& C ONVERSIONSSpring 2010关于历史的书籍Addition of one’s complement numbers Binary codesReadingsUnit 1.2~1.5Number Systems and ConversionsI RIS H.-R. J IANGEach digit is multiplied by an appropriat
What did Dan buy for his big date? Ask your partner for the missing information. Then confirm the total. Getting Information: What did he buy at London Rolls Bakery?How much was it?How much was the to