Primary Mathematics Education rain port operator quick calculation mental arithmetic exercises every day: the fifth grade (RMJY)(Chinese Edition)

Pub Date: 2014-07-01 Pages: 92 Language: Chinese Publisher: Jiangsu People's Publishing House rain port operator Primary Mathematics Education quick calculation every day to practice mental arithmetic: the fifth grade (RMJY) closely syllabus. with the latest materials simultaneously. carefully designed every day. the rapid increase computing power. Catalog decimal multiplication (Exercise 1 to 11) Exercises (Exercise 12 to 14) of the first unit test port operator position (exercise 16 to 17) Exercises (Exercise 18) second unit test port operator fractional divider (exercise 19 to 31) Exercises (Exercise 32 to 33) collate and review (exercise 34 to 35) to test the possibility of a third port operator unit (Exercise 36 to 38) Exercises (Exercise 39) The fourth unit port operator to test simple equation 1 indicates the number of letters (Exercise 40 ~ 44) 2. Xie simple equatio...