数学源于生活,又广泛应用于生活。在实际生活中运用所学数学知识处理实际问题是小学生的数学素养之一,新课标十分强调数学与现实生活的联系,要求数学教学必须从学生熟悉的生活情境和感兴趣的事物中提供观察和操作的机会,使他们感受到数 Mathematics from life, but also widely used in life. In real life, the use of mathematical knowledge to deal with practical problems is one of the mathematical qualities of primary school students, the new curriculum emphasizes the connection between mathematics and real life, mathematics teaching must be familiar from students familiar situations and interesting things to provide observations And the chances of operation so that they feel the number