Junior High School connecting oral arithmetic card math exercises add up to ten methods borrow ten methods addition and subtraction books within 10 before school
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Press
Heilongjiang Fine Arts Publishing House
Item No.
9787559395849
Opening book
32 Open
Brand
Huayang culture
Book Number
9787559395849
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Addition and subtraction within 10,Addition and subtraction within 20,Addition and subtraction within 30,Addition and subtraction within 50,Cobble method,Borrow ten methods,Decomposition and composition,Problem solving,Figure calculation,Time and RMB