Activity 2.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,Module1 Number Sense,Unit 1 Numbers to 999,Session 1 Counting by Grouping,Session 1b,T:How many turtles/strawberries/bats are,there?,S:There are _ turtles/strawberries/bats altogether.,How Many,Groups of Ten,Ones left over,Count and then write the numbers of tens and ones.,Groups of,Ten,Ones left over,Total Number,D,rag blocks to the Square,as many as you like.,Then say your number out loud.,Total Number:,group(s)of ten,ones left over,Example:,Total Number:,group(s)of ten,ones left over,2,3,23,Make up Your Own Number,Can You Draw a Star?,Circle the numbers within forty.,Then,link numbers from least to greatest,.,117,39,674,4,25,12,14,15,6,35,28,22,423,302,214,112,1012,60,72,82,66,75,Click me to see my star.,117,39,674,4,25,12,14,15,6,35,28,22,423,302,214,112,1012,60,72,82,66,75,My Star,