Unit 1: How we express ourselves

Front

Social Studies: Compromise

Back

妥协

Front

Social Studies: maps

Back

地图

Front

Mathematics: Rounding

Back

四舍五入

Front

Mathematics: Number and Operations

Back

数学运算

Front

Mathematics: Place Value

Back

位值

Front

Mathematics: numbers

Back

数字

Front

Mathematics: addition

Back

加法

Front

Mathematics: subtraction

Back

减法

Front

Mathematics: ones

Back

个位

Front

Mathematics: tens

Back

十位