5 - 4, 6 , 9, 1, 8 - 4, 4, 12, 6, 15 - 4, 9, 11, 13, 2 - 2, 2, 0, 4, 10 - 9 , 19, 1 , 8, 20 - 6, 14, 15, 13, 19 -1, 20, 18, 17, 16 - 8, 7, 8, 9, Mrs. Claar has 12 hats. She gives 5 hats to her mom. How many hats does she have left?, 6, 5, 7, I have 17 books and I sent 6 books to my class. How many books do I have left?, 12 books, 12 classes, 11 books.

subtraction

由
列印
嵌入

排行榜

視覺風格

選項

切換範本

)
恢復自動保存: ?