共同核心国家标准
ccss.math.content.6.rp.a.3
使用比率和速率推理来解决现实世界和数学问题，例如，通过对等效比率，磁带图，双数线图或方程式的表格进行推理。
32teaching resources for those 'aha' moments
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teaching resource
Introducing Percentages PowerPoint
A 12-slide editable PowerPoint to use when introducing percentages to your students.
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teaching resource
对称网格活动 - 快乐的面孔
A grid activity for students to develop their knowledge of symmetry.
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teaching resource
Symmetry Grid Activity - Bunny
A grid activity for students to develop their knowledge of symmetry.
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teaching resource
对称网格活动 - 复活节彩蛋
A grid activity for students to develop their knowledge of symmetry.
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teaching resource
Symmetry Grid Activity - Boat
A grid activity for students to develop their knowledge of symmetry.
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teaching resource
Symmetry Grid Activity - Snowman
A grid activity for students to develop their knowledge of symmetry.
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teaching resource
Symmetry Grid Activity - Star
A grid activity for students to develop their knowledge of symmetry.
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teaching resource
给我折扣！棋盘游戏
An interactive game to play in pairs to consolidate understanding of discounts and sale price.
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teaching resource
小数和百分比评估
A four-page assessment covering various decimals and percentages concepts.
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lesson plan
小数和百分比评估的操作
An assessment task in which students will demonstrate an understanding of decimals and percentages.
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lesson plan
数学调查 - 准备聚会（3）
A 60-minute lesson in which students will apply knowledge of decimals and percentages to a real-world context.
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lesson plan
数学调查 - 准备聚会（2）
A 60-minute lesson in which students will apply knowledge of decimals and percentages to a real-world context.
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lesson plan
数学调查 - 准备聚会（1）
A 60-minute lesson in which students will apply knowledge of decimals and percentages to a real-world context.
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lesson plan
计算销售价格
A 60-minute lesson in which students will calculate sale price using percentage discounts of 10%, 25%, and 50%.
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lesson plan
Calculating Discounts
A 60-minute lesson in which students will calculate percentage discounts of 10%, 25%, and 50%.
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lesson plan
分数，十进制和百分比等价
A 60-minute lesson in which students will make connections between equivalent fractions, decimals, and percentages.
