1+( 答案)=8  2+( 答案)=6  7+( 答案)=8  6+(答案)=7

( 答案)+8=10  (答案)+1=7  6+( 答案)=10  3+(答案)=5

6+( 答案)=9  3+( 答案)=10  ( 答案)+3=8  (答案)+4=6

4+( 答案)=9  10+( 答案)=10  3+( 答案)=3  5+( 答案)=10

( 答案)+6=9  (答案)+0=5  (答案)+2=9  ( 答案)+3=10

9-( 答案)=2  7-(答案)=7  9-( 答案)=5  6-( 答案)=4

( 答案)-3=3  ( 答案)-9=1  (答案)-2=7  ( 答案)-3=6

(答案)+2=8  ( 答案)+2=4  6-(答案)=1 10-( 答案)=5

0-( 答案)=0  7-(答案)=4  ( 答案)-6=2  ( 答案)-3=0

( 答案)-4=3  (答案)-6=1  ( 答案)+3=7  (答案)+6=7

10-( 答案)=8  9-(答案)=0  8-( 答案)=2  9-(答案)=7

( 答案)-7=3  ( 答案)-3=5  (答案)-2=7  (答案)-5=4