Even number reduction within 10
( 1)4- 1- 1=
(2)8-7- 1=
(3)3- 1- 1=
(4)8-5-2=
(5)7-6- 1=
(6)3- 1- 1=
(7) 10-5- 1=
(8)4-3- 1=
(9)7-5- 1=
( 10) 10-8- 1=
( 1 1)9-8- 1=
( 12) 10-7-2=
( 13)3-2- 1=
( 14)5-2-2=
( 15)4-3- 1=
Even addition within 10
( 1) 1+6+ 1=
(2)4+3+ 1=
(3)4+2+2=
(4)3+2+4=
(5) 1+2+3=
(6)4+5+ 1=
(7)3+3+3=
(8)2+2+5=
(9)3+2+2=
( 10)2+2+2=
( 1 1)4+2+3=
( 12) 1+ 1+3=
( 13)3+5+ 1=
( 14)5+2+2=
( 15)4+3+2=