Isbn: 9787214197535 - 口算题卡+应用题专项五年级上册+下册全2册配人教版小学数学口算训练口算题卡五年级下册计算天天练速算心算巧算估算计算能手 (1 resultados)

paperback. Condición: New. Language:Chinese.Paperback. Pub Date: 2017-01-01 Publisher: jiangsu people's publishing house mathematics curriculum standard pointed out: calculation is the basis of the elementary school mathematics. computing capacity of reflects the strong degree of students' mathematical foundation. directly affect the students mathematics study in the future.Elementary student's computing power should reach the answers are accurate and quick computation. flexible way and to use reasonable levels.In the . …