20以内连续加法填空练习(共50道)
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(     )+10+6=17

(     )+0+6=19

(     )+2+6=18

(     )+7+4=13

(     )+12+0=20

18+2+(     )=20

1+7+(     )=16

15+(     )+1=18

16+3+(     )=20

18+(     )+0=20

(     )+3+1=20

(     )+11+0=17

(     )+2+16=20

11+(     )+1=18

(     )+14+1=19

16+2+(     )=19

17+(     )+0=20

(     )+6+0=20

3+3+(     )=15

6+3+(     )=17

12+1+(     )=19

(     )+1+5=18

(     )+6+5=14

10+3+(     )=16

12+1+(     )=13

(     )+0+3=18

13+5+(     )=20

6+4+(     )=19

(     )+0+2=19

5+(     )+0=18

(     )+14+1=18

(     )+0+10=19

9+9+(     )=19

9+(     )+2=16

(     )+9+1=20

16+2+(     )=20

(     )+1+0=19

0+19+(     )=19

16+(     )+1=20

(     )+2+6=20

12+(     )+1=13

8+(     )+3=20

(     )+7+3=18

9+(     )+1=14

(     )+0+4=18

4+(     )+5=11

(     )+1+3=18

2+(     )+6=18

8+(     )+2=17

17+2+(     )=20

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