课件编号1356196

10的认识和加减法课件

日期:2024-06-16 科目:数学 类型:小学课件 查看:11次 大小:502562Byte 来源:二一课件通
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认识,加减法,课件
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课件30张PPT。10的认识和加减法910做一做0123467891059 + 1 =9 + 1 = 1010 - 1 =9 + 1 = 101 + 9 =10 - 1 = 99 + 1 = 101 + 9 = 1010 - 1 = 910 - 9 =8 + 2 =8 + 2 = 1010 - 2 =8 + 2 = 102 + =10 - 2 = 88 + 2 = 102 + 8 = 1010 - 2 = 810 - =7 + 3 =7 + 3 = 1010 - 3 =7 + 3 = 10+ =10 - 3 = 77 + 3 = 103 + 7 = 1010 - 3 = 7- =6 + =6 + 4 = 1010 - =6 + 4 = 10+ =10 - 4 = 66 + 4 = 104 + 6 = 1010 - 4 = 6- =5 + 5 =5 + 5 = 1010 - 5 =用心算一算10-( ) =8 6+( )=10 ( )+7=10 10-9=( ) 5+( )=10 ( )+4=10 10-( )=7 ( )-6=4 3+( )=10 9+( )=10

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