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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=