关于“数学与生活,数学家华罗庚曾经有过精彩的描述:”宇宙之大,粒子之微,火箭之速,化工之巧,地球之变,日用之繁,无处不用数学。“生活离不开数学,数学离不开生活,数学知识源于生活而最终服务于生活。数学教学要紧密 Mathematicians Hua Luogeng once had a wonderful description about mathematics and life: ”The universe is big, the particles are tiny, the speed of rockets, the skill of chemistry, the change of the earth, the daily prosperity, the use of mathematics everywhere.“ ”Life is inseparable from mathematics, mathematics can not be separated from life, mathematical knowledge comes from life and ultimately serve life. Mathematics teaching should be close