numbers数字1-15PPT文档格式.ppt
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onetwothreefourfivesixLookandSay心算小能手1+3=42+4=66-3=36-4=21+4=53+3=64+5=95+5=10twelvethirteen13fourteenwhatsmissing?
@#@11121413whatsmissing?
@#@11121413whatsmissing?
@#@11121413whatsmissing?
@#@11121413whatsmissing?
@#@11121413whatsmissing?
@#@11121413fifteen151510+3=1310+2=10+1=10+4=10+5=14151211