前言2017年是北京市全面实施中考考试内容与形式改革的第三年.在《课程标准(2011年版)》和《考试说明(2017)》的引领下,2017年北京市中考数学试题的命制以“核心概念”、“四基”和“四能”为主线,继承、发扬了2015—2016年的命题指导思想(“五个考出来”和“三个注重”),巩固、发展了2015—2016年的改革成果,通过对数学学科素养的考查,体现了立德树人、育人为本的教育目标和 Foreword 2017 is the third year of Beijing’s full implementation of the content and form reform of the entrance exams in 2017. Under the guidance of “Curriculum Standard (2011 Edition)” and “Exam Description (2017)”, the life of the 2017 Beijing Entrance Exam With the core concept of “” “four bases ” and “four can ” as the main line, inherit and carry forward the 2015-2016 proposition guiding ideology (“five test out” and “three” Focus on "), consolidate and develop the reform results of 2015-2016, through the examination of the quality of mathematics disciplines, reflects the Lideshu people, education-based education goals and