1、20以内的加减法练习1 20以内的加减法练习 201 0 年 1 月 21 日 1 0+ 6-8= 8+ 7-8= 8-4+ 7= 1 0+ 5-8= 8+ 1 0-5= 5-1 + 9= 1 0-4+ 7= 1 0+ 2-2= 1 0+ 1 -6= 7+ 9-4= 4+ 7-8= 1 0+ 2-9= 3+ 8-8= 7+ 3-6= 9+ 8-3= 6+ 4-6= 9+ 6-4= 6+ 1 0-1 = 7+ 8-9= 8-6+ 9= 201 0 年 1 月 22 日 1 0+ 3-1 = 9+ 8-8= 8+ 8-7= 7-5+ 9= 5-3+ 8= 5+ 9-7= 1 0+ 1 -9= 4+
2、 6-5= 1 0-9+ 9= 6+ 9-7= 5+ 1 0-3= 4+ 9-8= 7+ 8-2= 8+ 4-5= 1 0+ 8-9= 4+ 8-4= 4+ 1 0-8= 7+ 5-4= 9+ 2-7= 8+ 4-1 = 201 0 年 1 月 23 日 1 0+ 3-8= 2+ 9-1 0= 8+ 2-8= 6+ 1 0-4= 3+ 1 0-9= 1 0+ 8-4= 9-1 + 3= 9-2+ 4= 8-3+ 9= 1 0-3+ 4= 1 0+ 4-9= 9+ 3-3= 1 0+ 5-3= 6+ 6-4= 8+ 1 0-9= 8+ 9-6= 6-4+ 9= 8-5+ 9= 9-6+ 1 0=
3、 5-1 + 6= 201 0 年 1 月 24 日 6+ 5-5= 9+ 3-7= 7+ 1 0-3= 3+ 9-1 0= 6+ 3-2= 6-1 + 8= 5+ 6-1 0= 1 0+ 1 0-2= 7-2+ 8= 3+ 9-7= 6+ 8-8= 1 0+ 6-5= 1 0-2+ 3= 1 0+ 7-7= 8+ 4-1 0= 1 0-3+ 8= 7+ 9-1 0= 7+ 7-9= 8-1 + 8= 8+ 9-4= 201 0 年 1 月 25 日 7-3+ 8= 9+ 4-9= 1 0+ 1 -7= 4+ 8-5= 1 0+ 2-1 = 8-2+ 7= 1 0+ 1 0-6= 3+ 9-8
4、= 2+ 8-9= 8+ 7-6= 9-1 + 8= 7+ 7-4= 5+ 9-3= 4+ 8-9= 7+ 7-2= 1 0+ 6-3= 1 0-4+ 8= 7+ 9-2= 4+ 9-8= 7+ 4-4= 201 0 年 1 月 26 日 3+ 2-3= 1 0-4+ 4= 5+ 5-8= 2+ 8-9= 1 0-8+ 5= 4+ 3-3= 8+ 2-1 = 2+ 5-3= 2+ 4-4= 9-2+ 1 = 5-1 + 1 = 2+ 6-2= 4-1 + 2= 8-2+ 4= 1 + 8-7= 6-6+ 7= 1 + 6-7= 7-7+ 4= 8-8+ 9= 6+ 1 -6= 201 0 年
5、1 月 27 日 2+ 6-3= 1 + 9-3= 1 0-6+ 3= 5+ 3-2= 4+ 4-1 = 6-5+ 1 = 2+ 5-1 = 4-4+ 1 = 6-5+ 6= 5-3+ 5= 8-8+ 3= 9-8+ 2= 3+ 5-3= 5-1 + 6= 5-4+ 5= 8-5+ 4= 1 0-1 0+ 6= 9-7+ 7= 9+ 1 -1 0= 7-7+ 1 = 201 0 年 1 月 28 日 2+ 7-1 = 3-1 + 6= 9-6+ 3= 7-7+ 7= 4-3+ 5= 3+ 4-5= 6+ 2-3= 6+ 3-3= 5+ 5-5= 8+ 1 -3= 2+ 8-2= 1 + 1 -
6、1 = 2+ 8-5= 7-3+ 4= 1 0-8+ 8= 1 0-7+ 5= 4+ 6-2= 6+ 1 -3= 7+ 1 -7= 4+ 2-6= 201 0 年 1 月 29 日 7-2+ 1 = 1 + 2-2= 9-4+ 2= 4-2+ 5= 3+ 7-4= 4+ 5-1 = 6-1 + 4= 3+ 6-6= 5+ 1 -5= 4-2+ 2= 7-6+ 3= 3+ 2-1 = 7+ 3-5= 3+ 3-6= 9-8+ 7= 8+ 1 -6= 9-3+ 3= 8-8+ 1 = 6+ 4-5= 1 + 4-5= 201 0 年 1 月 30 日 6+ 2-6= 2+ 2-2= 3+ 3-1
7、= 6-3+ 1 = 3+ 3-4= 6+ 4-9= 4+ 5-8= 5-3+ 8= 4-2+ 7= 1 0-1 0+ 8= 7+ 3-8= 9-7+ 4= 7-5+ 1 = 6-3+ 4= 9-7+ 2= 3+ 7-9= 2-2+ 8= 9-9+ 2= 6-4+ 4= 9-3+ 1 = 201 0 年 1 月 31 日 1 8-7= 1 8-7= 8+ 4= 3+ 1 2= 5+ 6= 9+ 8= 1 + 1 2= 1 6-7= 4+ 0= 6-4= 1 2+ 6= 7+ 3= 1 5-6= 1 0-8= 1 2-5= 1 8-1 = 1 + 1 = 1 5-9= 1 4-7= 2+ 1 =
8、 201 0 年 2 月 1 日 7+ 9= 9-6= 9-8= 6+ 5= 9+ 3= 3+ 6= 7-2= 1 6-9= 1 8-1 = 7+ 3= 3+ 6= 8+ 6= 6-5= 1 2+ 0= 1 0-5= 6+ 1 1 = 1 2-2= 8+ 4= 1 9-0= 1 6-0= 201 0 年 2 月 2 日 7-4= 7-6= 1 8-6= 7-6= 7+ 6= 4+ 4= 5+ 9= 4+ 9= 8-8= 1 4-2= 6-6= 1 6+ 4= 8+ 7= 5+ 5= 1 5-9= 8+ 5= 1 0-6= 3+ 9= 9-4= 1 1 -2= 201 0 年 2 月 3 日 1
9、 0-8= 7-6= 3+ 1 0= 8+ 9= 1 2+ 3= 4+ 1 1 = 8+ 5= 3+ 6= 9+ 2= 7-3= 1 1 + 7= 1 0+ 3= 1 + 1 3= 1 -0= 6+ 5= 0-0= 1 4+ 3= 4+ 8= 6-4= 7+ 8= 201 0 年 2 月 4 日 7+ 8= 9-5= 1 3+ 4= 8+ 7= 7-3= 0+ 9= 1 + 9= 2+ 0= 1 7-6= 1 7+ 3= 4+ 1 6= 1 0-6= 8+ 8= 1 -0= 1 7-3= 6+ 7= 1 8-3= 7+ 1 1 = 5+ 4= 5+ 6= 201 0 年 2 月 5 日 ( )
10、 + 0= 3 ( ) + 2= 2 6-( ) = 5 ( ) + 4= 9 ( ) + 1 = 8 1 -( ) = 1 3+ ( ) = 6 1 -( ) = 1 ( ) + 3= 7 ( ) + 6= 8 5-( ) = 2 ( ) + 4= 8 ( ) -1 = 4 ( ) + 6= 6 ( ) + 6= 7 2+ ( ) = 2 1 -( ) = 0 3+ ( ) = 4 ( ) + 2= 4 ( ) + 4= 7 201 0 年 2 月 6 日 1 0+1 = 1 4+5= 1 8-7= 1 0+2= 1 0+6= 1 6-6= 1 0+9= 1 0+3= 1 1+2= 1 9-
11、5= 1 1 +4= 1 5-3= 1 1 +5= 1 8-5= 1 1 +7= 1 1 +8= 1 1 +9= 1 2+3= 1 8-8= 1 2+4= 1 3-2= 1 2+5= 1 2+7= 1 6-5= 1 2+8= 1 3+1 = 1 8-4= 1 7-4= 1 3+2= 1 9-7= 1 0+7= 1 8-3= 1 3+3= 1 9-8= 1 3+4= 1 0+5= 1 4-4= 1 3+5= 1 3-3= 1 3+7= 1 5-2= 1 4+1 = 1 2-2= 1 4+2= 1 6-4= 1 4+3= 1 7-5= 1 0+8= 1 8+2= 1 7-6= 1 4+6= 1 5
12、+1 = 1 5+2= 1 5+3= 1 9-0= 1 5+4= 1 2+6= 20-0= 1 4-3= 1 5+5= 1 4-2= 1 6+1= 1 6+2= 1 7-0= 1 6+3= 1 1 +3= 1 6+4= 1 7+1 = 1 7+2= 1 7+3= 1 8+1 = 1 9+1 = 20+0= 1 2+1 = 1 0+4= 3+1 4= 1 9-1 = 1 9-2= 1 9-3= 1 9-4= 1 1 +1 = 1 9-6= 11 +6= 1 9-9= 1 8-1 = 1 1 +3= 1 8-2= 1 8-6= 1 7-1 = 1 1 +4= 1 3+3= 1 7-2= 1 0+6
13、= 1 7-3= 1 4+1 = 1 7-7= 1 3+6= 1 6-1 = 1 2+3= 1 6-2= 1 2+8= 1 3+4= 1 5-4= 1 3+2= 1 6-3= 1 3+1 = 1 5-1 = 1 4+2= 1 2+5= 1 8-0= 1 3+5= 1 3-1 = 1 5-5= 1 4-1 =1 0+5= 1 2-1 = 1 1 -1 = 1 6-0= 1 3-3= 1 8-3= 1 8+2= 1 7-6= 1 4+6= 1 5+1 = 1 5+2= 1 5+3= 1 9-0= 1 5+4= 1 1 +9= 1 2+3= 1 8-8= 1 2+4= 1 3-2= 1 2+5= 1
14、 2+7=1 6-5= 1 7-1 = 1 1 +4= 1 3+3= 1 7-2= 1 0+6= 1 7-3= 1 4+1 = 1 7-7= 1 5-2= 1 4+1= 1 2-2= 1 4+2= 1 6-4= 1 4+3= 1 7-5= 1 0+8= 20+0= 1 2+1 = 1 0+4= 3+1 4=1 9-1 = 1 9-2= 1 9-3= 1 9-4= 1 6+3= 1 1 +3= 1 6+4= 1 7+1 = 1 7+2= 1 7+3= 1 8+1 = 1 9+1 = 1 5-2= 1 4+1 = 1 2-2= 1 4+2= 1 6-4= 1 4+3= 1 7-5= 1 0+8=
15、1 0+1= 1 4+5= 1 8-7= 1 0+2= 1 0+6= 1 6-6= 1 0+9= 1 0+3= 1 2+6= 20-0= 1 4-3= 1 5+5= 1 4-2= 1 6+1 = 1 6+2= 1 7-0= 1 1 +1 = 1 9-6= 1 1 +6= 1 9-9= 1 8-1 = 11 +3= 1 8-2= 1 8-6= 6+8= 9+2= 7+4= 5+5= 4+9= 1 0+6= 9+5= 1 0+4= 6+1 0= 8+5= 1 4-6= 7+2= 6+5= 6+8= 9+6= 8+5= 3+6= 8+5= 7+9= 5+7= 6+8= 4+7= 5+9= 9+4=
16、7+8= 6+5= 4+9= 5+7= 7+7= 8+4= 5+3= 2+7= 6+4= 7+4= 3+6= 1 3-6= 1 8-9= 1 1 -7= 6+9= ( ) +5=1 2 1 7-9= 1 3-6= 1 4-5 = 1 5-6= 1 8-( ) =9 1 2-9= 1 2+8= 1 1 -9= 4+8= 5+( ) =1 4 1 6-4= 79= 1 67= 21 7= 1 1 -( ) =5 1 28= 1 7-8= 1 8-1 = 1 7-8= 1 7-( ) =1 0 1 5-7= 1 0-4 = 1 4+6 = 1 6-9= 1 4+( ) =1 8 1 5+5= 1 6
17、-8= 1 4-7 = 1 2+8 = ( ) +8=1 2 8+6= 1 4-1 0 = 8+8= 1 4-9= ( ) -1 2=3 7+5= 1 4-4= 1 1 +9 = 1 1 -6= ( ) -8=8 1 7+1 = 1 5-8= 1 6+3= 5+8= ( ) +5=1 8 92= 84= 75= 66= 56= 1 59= 1 48= 1 27= 1 1 6= 1 35= 94= 78= 77= 65= 57= 1 29= 1 68= 1 57= 1 46= 1 1 5= 96= 88= 76= 68= 58= 1 69= 1 1 8= 1 37= 1 56= 1 25= 98
18、= 58= 74= 69= 59= 1 39= 1 38= 1 47= 1 26= 1 45= 93= 98= 78= 67= 49= 1 1 9= 1 28= 1 67= 1 36= 1 55= 1 49= 1 58= 1 71 0= 1 23= 1 1 4= 1 1 3= 1 24= 1 34= 1 1 2= 1 41 0= 48= 57= 29= 75= 86= 1 46= 1 25= 1 1 5= 1 38 1 56= 77= 99= 96= 85= 89= 1 1 5= 1 26= 1 49= 1 69= 1 58= 47= 66= 88= 93= 77= 1 48= 1 56= 1
19、 69= 1 78= 1 89= 99= 75= 86= 59= 1 38= 1 7-1 0= 1 6-1 = 1 6-2= 1 6-3= 1 6-4= 1 +1 1 = 1 +1 2= 1 +1 3= 1 +1 4= 1 +1 5= 20-1 0= 1 9-1 = 1 9-2= 1 9-3= 1 9-4= 1 8-5= 1 8-6= 1 8-7= 1 8-8= 1 8-9= 1 7-5= 1 7-6= 1 7-7= 1 7-8= 1 7-9= 6-2= 6-3= 6-4= 6-5= 6-6= 1 6-1 0= 1 5-1 = 1 5-2= 1 5-3= 1 5-4= 2+7= 2+8= 2+
20、9= 2+1 0= 2+1 1 = 1 5-1 0= 1 4-1 = 1 4-2= 1 4-3= 1 4-4= 1 +1 6= 1 +1 7= 1 +1 8= 1 +1 9= 2+0= 1 9-5= 1 9-6= 1 9-7= 1 9-8= 1 9-9= 2+1 2= 2+1 3= 2+1 4= 2+1 5= 2+1 6= 1 5-5= 1 5-6= 1 5-7= 1 5-8= 1 5-9= 1 8-1 0= 1 7-1 = 1 7-2= 1 7-3= 1 7-4= 2+1 7= 2+1 8= 3+3= 3+4= 3+5= 1 9-1 0= 1 8-1 = 1 8-2= 1 8-3= 1 8-
21、4= 3+1 6= 3+1 7= 4+4= 4+5= 4+6= 1 3-5= 1 3-6= 1 3-7= 1 3-8= 1 3-9= 4+7= 4+8= 4+9= 4+1 0= 4+1 1 = 1 3-1 0= 1 2-1 = 1 2-2= 1 2-4= 1 2-5= 4+1 2= 4+1 3= 4+1 4= 4+1 5= 4+1 6= 1 1 -1 = 1 1 -2= 1 1 -3= 1 1 -4= 1 1 -5= 92= 84= 75= 66= 56= 1 59= 1 48= 1 27= 1 1 6= 1 35= 94= 78= 77= 65= 57= 1 29= 1 68= 1 57=
22、1 46= 1 1 5= 96= 88= 76= 68= 58= 1 69= 1 1 8= 1 37= 1 56= 1 25= 98= 58= 74= 69= 59= 1 39= 1 38= 1 47= 1 26= 1 45= 93= 98= 78= 67= 49= 1 1 9= 1 28= 1 67= 1 36= 1 55= 95= 86= 79= 38= 47= 1 49= 1 58= 1 71 0= 1 23= 1 1 4= 1 1 3= 1 24= 1 34= 1 1 2= 1 41 0= 48= 57= 29= 75= 86= 1 46= 1 25= 1 1 5= 1 38 1 56
23、= 77= 99= 96= 85= 89= 1 1 5= 1 26= 1 49= 1 69= 1 58= 47= 66= 88= 93= 77= 1 48= 1 56= 1 69= 1 78= 1 89= 99= 75= 86= 59= 1 38= 1 0+1 = 1 0+2= 1 0+3= 1 0+4= 1 0+5= 1 0+6= 1 0+7= 1 0+8= 1 0+9= 1 1 +1 = 1 1 +2= 1 1 +3= 1 1 +4= 1 1 +5= 1 1 +6= 1 1 +7= 1 1 +8= 1 1 +9= 1 2+1 = 1 2+3= 1 2+4= 1 2+5= 1 2+6= 1
24、2+7= 1 2+8= 1 3+1 = 1 3+2= 1 3+3= 1 3+4= 1 3+5= 1 3+6= 1 3+7= 1 4+1 = 1 4+2= 1 4+3= 1 4+5= 1 4+6= 1 5+1 = 1 5+2= 1 5+3= 1 5+4= 1 5+5= 1 6+1 = 1 6+2= 1 6+3= 1 6+4= 1 7+1 = 1 7+2= 1 7+3= 1 8+1 = 1 8+2= 1 9+1 = 20+0= 3+1 4= 1 9-1 = 1 9-2= 1 9-3= 1 9-4= 1 9-5= 1 9-6= 1 9-7= 1 9-8= 1 9-9= 1 8-1 = 1 8-2=
25、1 8-3= 1 8-4= 1 8-5= 1 8-6= 1 8-7= 1 8-8= 1 7-1 = 1 7-2= 1 7-3= 1 7-4= 1 7-5= 1 7-6= 1 7-7= 1 6-1 = 1 6-2= 1 6-3= 1 6-4= 1 6-5= 1 6-6= 1 5-1 = 1 5-2= 1 5-3= 1 5-4= 1 5-5= 1 4-1 = 1 4-2= 1 4-3= 1 4-4= 1 3-1 = 1 3-2= 1 3-3= 1 2-1 = 1 2-2= 1 1 -1 = 1 6-0= 1 7-0= 1 8-0= 1 9-0= 20-0= 21 )2-( ) = 1 22) (
26、) -0= 1 23)5+ ( ) = 5 24)9-( ) = 3 25) ( ) + 4= 4 26)3-( ) = 3 27) ( ) -7= 2 28) ( ) + 1 = 7 29) ( ) + 6= 7 30)4-( ) = 4 31 )7-( ) = 2 32)4+ ( ) = 9 33)3-( ) = 3 34)5+ ( ) = 5 35) ( ) + 3= 5 36) ( ) -2= 2 37)7-( ) = 5 38) ( ) -0= 3 39) ( ) + 0= 2 40)7+ ( ) = 8 41 ) ( ) + 1 = 4 42)4-( ) = 1 43)8-( )
27、= 2 44) ( ) + 0= 0 45)7-( ) = 5 46)3-( ) = 1 47) ( ) -0= 3 48)0+ ( ) = 4 49)2-( ) = 2 50) ( ) -4= 5 51 ) 3+ ( ) = 4 52)5-( ) = 1 53)8-( ) = 3 54)5-( ) = 0 55) ( ) + 1 = 6 56)3+ ( ) = 5 57) ( ) -5= 0 58) ( ) -0= 3 59) ( ) -6= 0 60) ( ) -2= 4 61 ) 6+ ( ) = 6 62)6-( ) = 4 63) 8-( ) = 1 64)0+ ( ) = 3 65
28、)1 + ( ) = 8 66)7-( ) = 0 67)6+ ( ) = 7 68)8-( ) = 1 69) ( ) -2= 1 70) ( ) + 3= 4 71 )8-( ) = 2 72) ( ) + 3= 8 73) ( ) -1 = 1 74)6+ ( ) = 8 75) ( ) -7= 0 76) ( ) + 0= 1 77)0-( ) = 0 78) ( ) -9= 0 79) ( ) -3= 6 80)1 + ( ) = 6 81 )1 -( ) = 0 82)5-( ) = 5 83)9-( ) = 5 84) ( ) -6= 0 85)4+ ( ) = 8 86) (
29、) + 0= 1 87) ( ) -6= 2 88)4-( ) = 2 89) ( ) + 2= 3 90) ( ) + 2= 3 91 ) ( ) -0= 0 92)3-( ) = 2 93) ( ) + 1 = 6 94) ( ) -6= 3 95) ( ) -5= 3 96)2-( ) = 0 97) ( ) -2= 2 98)4+ ( ) = 8 99) ( ) -7= 0 1 00)6-( ) = 0 1 )8+ ( )= 1 0 2) ( )+ 9= 1 0 3) ( )+ 1 = 1 0 4)1 + ( ) = 1 0 5)2+ ( )= 1 0 6) ( )+ 2= 1 0 7
30、)8+ ( ) = 1 0 8)6+ ( )= 1 0 9)3+ ( )= 1 0 1 0)7+ ( )= 1 0 1 1 )( )+ 1 = 1 0 1 2) ( ) + 3= 1 0 1 3) ( ) + 8= 1 0 1 4)8+ ( ) = 1 0 1 5) ( )+ 2= 1 0 1 6) 9+ ( )= 1 0 1 7) 5+ ( )= 1 0 1 8) ( ) + 4= 1 0 1 9) ( )+ 5= 1 0 20) 6+ ( )= 1 0 21 )( )+ 6= 1 0 22)4+ ( )= 1 0 23) ( ) + 7= 1 0 24) ( )+ 7= 1 0 25) (
31、 )+ 5= 1 0 26)( )+ 8= 1 0 27)8+ ( )= 1 0 28) ( ) + 9= 1 0 29) ( )+ 1 = 1 0 30) 1 + ( )= 1 0 31 )2+ ( )= 1 0 32) ( )+ 2= 1 0 33)8+ ( )= 1 0 34)6+ ( )= 1 0 35)3+ ( )= 1 0 36)7+ ( ) = 1 0 37) ( ) + 1 = 1 0 38) ( ) + 3= 1 0 39) ( )+ 8= 1 0 40)8+ ( ) = 1 0 41 ) ( )+ 2= 1 0 42)9+ ( )= 1 0 43)5+ ( )= 1 0 4
32、4) ( )+ 4= 1 0 45) ( )+ 5= 1 0 46)6+ ( ) = 1 0 47) ( ) + 6= 1 0 48)4+ ( ) = 1 0 49) ( )+ 7= 1 0 50) ( )+ 7= 1 0 51 )( )+ 5= 1 0 52) ( )+ 8= 1 0 53)8+ ( )= 1 0 54) ( )+ 9= 1 0 55) ( )+ 1 = 1 0 56)1 + ( ) = 1 0 57)2+ ( )= 1 0 58) ( ) + 2= 1 0 59)8+ ( ) = 1 0 60)6+ ( )= 1 0 61 )3+ ( )= 1 0 62) 7+ ( )= 1 0 63) ( ) + 1 = 1 0 64) ( )+ 3= 1 0 65) ( )+ 8= 1 0 66)8+ ( )= 1 0 67) ( )+ 2= 1 0 68)9+ ( )= 1 0 69)5+ ( )= 1 0 70) ( )+ 4= 1 0 71 )( )+ 5= 1 0 72)6+ ( )= 1 0 73) ( ) + 6= 1 0 74)4+ ( ) = 1 0 75
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