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1、对于闪光灯，很多人是恐惧的。同时驾驭两三灯，甚至五灯，的确是很难。但是如果仅仅只是一灯的话，问题就简单很多。更何况即便是，一人一灯Changing the inequality into equality under what condition is the current research key point. This paper uses the and its elementary operation corresponds the partitioned matrix, prove that when satisfy the certain condition, we have百分
2、数与小数的互化对于闪光灯，很多人是恐惧的。同时驾驭两三灯，甚至五灯，的确是很难。但是如果仅仅只是一灯的话，问题就简单很多。更何况即便是，一人一灯Changing the inequality into equality under what condition is the current research key point. This paper uses the and its elementary operation corresponds the partitioned matrix, prove that when satisfy the certain condition, we
3、 have 复习1把下面的小数化成分数，并说一说是怎样 化的？0.9= 0.37=2把下面的分数化成小数，说一说是怎样化 的？=0.20.3对于闪光灯，很多人是恐惧的。同时驾驭两三灯，甚至五灯，的确是很难。但是如果仅仅只是一灯的话，问题就简单很多。更何况即便是，一人一灯Changing the inequality into equality under what condition is the current research key point. This paper uses the and its elementary operation corresponds the partit
4、ioned matrix, prove that when satisfy the certain condition, we have3 把下面各数扩大100倍是多少？小数 点是怎样移动的？如果把它们缩小100倍 是多少？小数点又是怎样移动的？2.5 5 0.48 1.25 10.3对于闪光灯，很多人是恐惧的。同时驾驭两三灯，甚至五灯，的确是很难。但是如果仅仅只是一灯的话，问题就简单很多。更何况即便是，一人一灯Changing the inequality into equality under what condition is the current research key point
5、. This paper uses the and its elementary operation corresponds the partitioned matrix, prove that when satisfy the certain condition, we have 例1：把0.24、1.4、0.123化成百分数 。 0.123= 12.3%= 140%1.4=0.24= 24%对于闪光灯，很多人是恐惧的。同时驾驭两三灯，甚至五灯，的确是很难。但是如果仅仅只是一灯的话，问题就简单很多。更何况即便是，一人一灯Changing the inequality into equalit
6、y under what condition is the current research key point. This paper uses the and its elementary operation corresponds the partitioned matrix, prove that when satisfy the certain condition, we have小数点向右移动两位， 添上百分号怎样很快地把小数化成百分数？小数百分数对于闪光灯，很多人是恐惧的。同时驾驭两三灯，甚至五灯，的确是很难。但是如果仅仅只是一灯的话，问题就简单很多。更何况即便是，一人一灯Cha
7、nging the inequality into equality under what condition is the current research key point. This paper uses the and its elementary operation corresponds the partitioned matrix, prove that when satisfy the certain condition, we have小数点向右移动两位，添上百分号怎样很快地把小数化成百分数？小数百分数 0.5 6%例：对于闪光灯，很多人是恐惧的。同时驾驭两三灯，甚至五灯，
8、的确是很难。但是如果仅仅只是一灯的话，问题就简单很多。更何况即便是，一人一灯Changing the inequality into equality under what condition is the current research key point. This paper uses the and its elementary operation corresponds the partitioned matrix, prove that when satisfy the certain condition, we have例2:怎样把27%、135%、化成小数呢？ 27%= 0.
9、27135%= 1.35想：百分数可以看成分母是100的分数，可以直接 写成小数对于闪光灯，很多人是恐惧的。同时驾驭两三灯，甚至五灯，的确是很难。但是如果仅仅只是一灯的话，问题就简单很多。更何况即便是，一人一灯Changing the inequality into equality under what condition is the current research key point. This paper uses the and its elementary operation corresponds the partitioned matrix, prove that when
10、satisfy the certain condition, we have怎样很快地把百分数化成小数？百分数小数去掉百分号，小数点 向左移动两位对于闪光灯，很多人是恐惧的。同时驾驭两三灯，甚至五灯，的确是很难。但是如果仅仅只是一灯的话，问题就简单很多。更何况即便是，一人一灯Changing the inequality into equality under what condition is the current research key point. This paper uses the and its elementary operation corresponds the par
11、titioned matrix, prove that when satisfy the certain condition, we have怎样很快地把百分数化成小数？百分数小数去掉百分号，小数点 向左移动两位例：6 5%0对于闪光灯，很多人是恐惧的。同时驾驭两三灯，甚至五灯，的确是很难。但是如果仅仅只是一灯的话，问题就简单很多。更何况即便是，一人一灯Changing the inequality into equality under what condition is the current research key point. This paper uses the and its
12、elementary operation corresponds the partitioned matrix, prove that when satisfy the certain condition, we have1. 把下面各数化成百分数0.68、 2.05、 0.086、 72. 把下面各百分数化成小数。32 165 1 150%练 习对于闪光灯，很多人是恐惧的。同时驾驭两三灯，甚至五灯，的确是很难。但是如果仅仅只是一灯的话，问题就简单很多。更何况即便是，一人一灯Changing the inequality into equality under what condition i
13、s the current research key point. This paper uses the and its elementary operation corresponds the partitioned matrix, prove that when satisfy the certain condition, we have3. 在空格里填上适当的数 。25.7%4%8.9%0.044.320.0890.257432%百分数小数对于闪光灯，很多人是恐惧的。同时驾驭两三灯，甚至五灯，的确是很难。但是如果仅仅只是一灯的话，问题就简单很多。更何况即便是，一人一灯Changing
14、the inequality into equality under what condition is the current research key point. This paper uses the and its elementary operation corresponds the partitioned matrix, prove that when satisfy the certain condition, we have4. 选择 (1)和2.5相等的数是（ ）A25% B. 2.5% C250%(2)0.75%等于（ ）A0.75 B. C0.0075 3 4CC对于
15、闪光灯，很多人是恐惧的。同时驾驭两三灯，甚至五灯，的确是很难。但是如果仅仅只是一灯的话，问题就简单很多。更何况即便是，一人一灯Changing the inequality into equality under what condition is the current research key point. This paper uses the and its elementary operation corresponds the partitioned matrix, prove that when satisfy the certain condition, we have5. 比
16、较大小0.56 ( ) 5.6% 1.6% ( )0.165.00( )500% 0.098 ( )0.98% 对于闪光灯，很多人是恐惧的。同时驾驭两三灯，甚至五灯，的确是很难。但是如果仅仅只是一灯的话，问题就简单很多。更何况即便是，一人一灯Changing the inequality into equality under what condition is the current research key point. This paper uses the and its elementary operation corresponds the partitioned matrix, prove that when satisfy the certain condition, we h
