20以内的进位加法与退位减法习题一

1、1 13 -7 =35 18 -9 =69 14 -5 =28 +8 =366 +6 =706 +8 =3 17 -9 =37 17 -9 =71 15 -9 =44 +7 =388 +4 =724 +8 =5 17 -8 =39 18 -9 =73 12 -3 =66 +9 =407 +4 =744 +8 =7 11 -3 =41 11 -4 =75 11 -6 =84 +9 =427 +8 =766 +6 =9 16 -8 =43 16 -7 =77 15 -7 =104 +9 =446 +6 =788 +6 =11 17 -9 =45 15 -9 =79 14 -8 =12 10 +6

2、=469 +4 =806 +9 =13 13 -7 =47 18 -9 =81 15 -9 =148 +6 =489 +6 =828 +7 =15 12 -6 =49 14 -9 =83 16 -8 =164 +7 =509 +2 =844 +7 =17 14 -6 =51 18 -9 =85 16 -8 =186 +8 =529 +6 =866 +9 =19 11 -9 =53 13 -8 =87 13 -5 =204 +6 =548 +6 =888 +6 =21 17 -9 =55 13 -5 =89 12 -7 =226 +9 =567 +6 =906 +9 =23 15 -8 =57

3、12 -6 =91 12 -3 =248 +7 =589 +4 =928 +7 =25 11 -5 =59 14 -8 =93 14 -6 =264 +8 =609 +9 =944 +7 =27 15 -9 =61 13 -7 =95 11 -7 =282 +9 =629 +8 =964 +6 =29 13 -9 =63 14 -9 =97 13 -8 =306 +6 =649 +4 =986 +6 =31 14 -9 =65 11 -2 =99 18 -9 =326 +6 =666 +6 =1008 +7 =33 16 -7 =67 12 -9 =101 14 -9 =344 +8 =686

4、 + 10 =1028 +7 =1 15 -6 =35 11 -8 =69 13 -7 =28 +8 =369 +4 =708 +6 =3 14 -9 =37 12 -6 =71 18 -9 =48 +6 =388 +8 =726 +8 =5 12 -7 =39 17 -8 =73 13 -4 =66 +9 =407 +5 =746 +8 =7 17 -9 =41 13 -6 =75 13 -7 =82 +9 =428 +4 =766 +6 =9 12 -9 =43 13 -6 =77 12 -6 =104 +7 =448 +7 =786 +7 =11 15 -8 =45 11 -6 =79

5、12 -3 =126 +8 =467 +4 =808 +6 =13 14 -8 =47 17 -8 =81 11 -7 =148 +6 =489 +2 =828 +9 =15 11 -3 =49 18 -9 =83 14 -7 =168 +7 =509 +8 =848 +6 =17 16 -8 =51 16 -9 =85 14 -7 =186 +6 =529 +8 =864 +7 =19 13 -4 =53 15 -9 =87 18 -9 =207 +8 =548 +6 =884 +8 =21 16 -7 =55 17 -8 =89 13 -4 =226 +6 =566 + 10 =904 +

6、9 =23 11 -2 =57 18 -9 =91 11 -3 =244 +6 =587 +4 =926 +8 =25 12 -9 =59 14 -9 =93 13 -9 =268 +6 =608 +6 =948 +6 =27 12 -5 =61 17 -8 =95 18 -9 =284 +7 =629 +4 =966 +6 =29 15 -7 =63 15 -8 =97 11 -5 =306 +6 =649 +4 =988 +7 =31 13 -6 =65 12 -6 =99 13 -4 =326 +8 =666 +4 =1007 +7 =33 12 -4 =67 17 -9 =101 15

7、 -7 =344 +7 =688 +6 =1028 +8 =1 11 -6 =35 16 -9 =69 13 -7 =28 +6 =369 +2 =706 +9 =3 16 -7 =37 17 -8 =71 13 -9 =44 +6 =386 + 10 =726 +8 =5 13 -4 =39 11 -7 =73 12 -3 =64 +8 =408 +6 =748 +7 =7 15 -7 =41 18 -9 =75 13 -5 =84 +7 =427 +6 =766 +8 =9 16 -9 =43 14 -6 =77 16 -8 =108 +8 =447 +7 =788 +7 =11 15 -

8、7 =45 17 -8 =79 12 -3 =126 +9 =466 +9 =806 +8 =13 16 -9 =47 12 -5 =81 17 -9 =144 +9 =489 +8 =824 +7 =15 15 -6 =49 13 -8 =83 15 -8 =164 +7 =509 +2 =848 +6 =17 13 -6 =51 13 -4 =85 18 -9 =186 +7 =527 +5 =864 +8 =19 17 -9 =53 17 -8 =87 12 -4 =202 +9 =547 +6 =888 +6 =21 12 -5 =55 14 -8 =89 14 -7 =228 +6

9、=569 +2 =902 +9 =23 14 -7 =57 18 -9 =91 12 -8 =244 +7 =588 +6 =926 +8 =25 12 -5 =59 12 -9 =93 11 -6 =264 +8 =608 +6 =944 +9 =27 11 -4 =61 18 -9 =95 18 -9 =286 +7 =628 +6 =968 +6 =29 17 -8 =63 16 -9 =97 13 -5 =306 +8 =646 +6 =988 +8 =31 18 -9 =65 12 -3 =99 13 -5 =326 +8 =667 +8 =1004 +7 =33 15 -6 =67

10、 17 -9 =101 11 -2 =346 +7 =687 +6 =1028 +8 =1 13 -8 =35 11 -9 =69 14 -5 =26 +7 =369 +8 =704 +8 =3 15 -7 =37 13 -4 =71 15 -9 =46 +7 =387 +5 =728 +8 =5 18 -9 =39 18 -9 =73 11 -5 =64 +7 =407 +8 =744 +8 =7 18 -9 =41 13 -5 =75 11 -3 =86 +8 =428 +6 =764 +7 =9 12 -8 =43 12 -7 =77 18 -9 =104 +7 =446 +4 =784

11、 +8 =11 17 -9 =45 14 -5 =79 17 -8 =124 +7 =467 +8 =808 +6 =13 13 -7 =47 13 -8 =81 11 -6 =146 +6 =487 +6 =828 +6 =15 17 -9 =49 13 -8 =83 17 -8 =162 +9 =509 +4 =844 +7 =17 12 -4 =51 12 -4 =85 11 -9 =184 +8 =527 +6 =868 +7 =19 13 -9 =53 14 -5 =87 15 -7 =208 +7 =547 +6 =884 +9 =21 16 -7 =55 13 -9 =89 18 -9 =228 +6 =569 +4 =904 +8 =23 15 -6 =57 14 -9 =91 15 -8 =246 +6 =589 +4 =928 +8 =25 14 -9 =59 13 -9 =93 11 -3 =266 +9 =606 +6 =946 +7 =27 11 -4 =61 14 -7 =95 17 -9 =284 +7