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与多位数有关的应用题是初中的重要题型,但学生对这个问题并不熟悉,解题中经常出错,为此本文对此进行解读,要学好数位、数字应用题必须注意两点:1.抓住概念打好基础学好概念即正确理解:数字、数位、数.(1)数字是指0、1、2、3、4、5、6、7、8、9;(2)数位是指:个位、十位、百位、千位、万位、……;(3)数是由数字组成,同时还要注意数位,数字是数.但数不一定是数字,可它是由数字组成的.例如数字9是数,但数12不是数字.
And multi-digit-related application questions is an important problem in junior high school, but students are not familiar with this issue, the problem-solving often mistakes, this paper to interpret this, to learn a good number, digital applications must pay attention to two points: 1. Grasp the concept of laying a good foundation to learn the concept that is correct understanding: number, number, number (1) the number refers to 0,1,2,3,4,5,6,7,8,9; (2) digit (3) the number is composed of numbers, but also pay attention to the number, the number is a number, but the number is not necessarily a figure, but it is For example, the number 9 is a number, but the number 12 is not a number.