20道一年级数学口算
答案:3 悬赏:60
解决时间 2021-04-22 11:45
- 提问者网友:浪荡羁士
- 2021-04-21 20:56
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- 二级知识专家网友:一池湖水
- 2021-04-21 22:10
65+35= 76+15= 13+18= 26+21= 84-82= 27+18= 61+34= 47-6= 72-35= 88-10= 94+0= 24-12= 75-34= 75-57= 42+45= 74-17= 100-87= 47+32= 52+20= 67+22= 家长签名:
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- 1楼网友:深街酒徒
- 2021-04-21 23:30
4+4= 9-5= 7+2= 6-6=
7-6= 5+4= 7-5= 9-1=
1+8= 10-4= 18-8= 5-3=
10-5= 0+9= 10-1= 5+1=
5-2= 3+2= 6+3= 3+3=
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- 2楼网友:抱不住太阳的深海
- 2021-04-21 22:51
共24分) 7 + 6 = 5 + 9 = 8 + 7 = 5 + 8 = 7 + 9 = 9 + 8 = 5 + 7 = 8 + 4 = 9 + 3 = 9 + 9 = 3 + 8 = 6 + 5 = 7 + 4 = 8 + 8 = 6 + 8 = 2 + 9 = 7 + 7 = 3 + 7 = 6 + 6 = 6 + 9 = 8 + 6 = 3 + 8 = 5 + 5 = 7 + 8 = 12 – 4 = 15 – 9 = 16 – 7 = 13 – 6 = 16 – 9 = 11 – 5 = 12 – 8 = 11 – 7 = 18 – 9 = 17 – 8 = 14 – 8 = 13 – 7 = 15 – 8 = 14 – 5 = 11 – 9 17 – 9 = 17 – 9 = 11 – 5 = 13 – 8 = 二。(每题2分、在( )里填上合适的数、口算(每题1分.5分、计算,共24分) 3 +( )=73 5 +( )=70 4 +( )=17 43 +( )=93 38 –( )=8 68 –( )=48 ( )– 6 = 50 ( )+ 20 = 66 48 =( )+20 63=( )+13 72=( )+ 70 59=( )+ 9 四。(每题2分,共24分) 28 + 20 = 58–6 = 66–60 = 75–30 = 38 + 40 = 71 + 23 = 89 – 8 = 50 + 24 = 4 + 55 = 96 – 20 = 66 – 60 = 38 + 21 = 30 + 34 = 69 – 7 = 59 – 4 = 73 – 70 = 95 – 50 = 25 + 44 = 62 + 7 = 30 + 49 = 86 – 60 = 91 – 50 = 36 + 30 = 51 + 25 = 三、 口算(每题0一年级定时口算练习(十) 一
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