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Addition and Subtraction - Math

Mach the following numbers to the correct word form 

4th. page 69 Student Book

Addition and Subtraction - Math

Read directions carefully

THAO TÁC VỚI TỆP VÀ THƯ MỤC22

Addition and Subtraction - Math

NỐI CÁC BƯỚC DI CHUYỂN TỆP/THƯ MỤC22

KÉO VẬT DỤNG VỀ ĐÙNG VỊ TRÍ

Addition and Subtraction - Math

TRÒ CHƠI KÉO THẢ, ĐỒ DÙNG VỀ ĐÚNG YÊU CẦU