凑十法
姓名:_______ 时间:_____ 做对了_____题
9+1= 4+6= 6+4=
5+5= 8+2= 1+9= 2+8= 3+7=6+4=
4+6= 5+5=
7+3= 1+9= 0 5+( )=10 9+(
)=10
4+(
+6=10 ( ) + 8=10 ( )+7=10 ( )+5=10 1+( )=10
2+( )=10 7+( )=10 ( +3=10
8+2=
3+( )=1
)=10
(
)
6+( )=10 + 9=10 ( )
)
( )+2=10 ( ) + 4=10 2+8
=( ) 7+3=( )
4+6=( ) 7+3=( ) 8+2=( )
5+5=( )2+8=( ) 9+1=( ) 8+2=( ) 5+5=( )(
)
+4=10 ( )+2=10 3+( )=10 5+( )=10 (
)
+5=10 ( )+2=10 6+( )=10 4+( )=10
6+4=( )
1+9=( )
(
( )+1=10
7+( )=10
(
( )+7=10
2+( )=10
3+7=( 3+7=( )
+
9+( )
+
3+( )
)
9=10
)=10
1=10
)=10
凑十法的应用
姓名:_______ 时间:_____ 做对了_____题
8 + 6 = ( ) ( ) ( ( )
10 10
8 + 5 = ( )
) (
) 9 + ) 7 +
6 =
9 =
( ) (
( ) ( ) ( ) ( )
10 10
8 + ( ( ( 10 10
7 = )
) ( ) 6
+ 5 =
) ( ) ( )
8 + 9 = ( ) 6 + 7 =
( )
( ) ( ( )
10 10
5 + 7 = ( ) ( ) ( ) (
) ( ) 4 +
) 8 =
)
(