2025年一本口算能力训练一年级数学下册人教版
注:目前有些书本章节名称可能整理的还不是很完善,但都是按照顺序排列的,请同学们按照顺序仔细查找。练习册 2025年一本口算能力训练一年级数学下册人教版 答案主要是用来给同学们做完题方便对答案用的,请勿直接抄袭。
1. 口算。(建议用时6分钟)
9 + 18 = 52 + 24 = 59 + 5 = 27 + 70 =
45 + 33 = 91 - 7 = 21 - 1 = 40 - 2 =
26 + 60 = 19 + 4 = 37 + 8 = 69 - 32 =
67 + 7 = 55 - 9 = 26 + 31 = 87 + 8 =
22 - 3 = 63 - 7 = 72 - 6 = 69 + 30 =
34 - 9 = 38 - 22 = 24 + 16 = 56 + 9 =
6 + 30 = 45 - 10 = 52 - 20 = 32 - 3 =
2 + 88 = 87 - 25 = 68 + 5 = 89 + 7 =
41 - 10 = 71 - 4 = 74 - 3 = 51 + 4 =
53 - 5 = 80 - 6 = 95 - 2 = 8 + 50 =
9 + 18 = 52 + 24 = 59 + 5 = 27 + 70 =
45 + 33 = 91 - 7 = 21 - 1 = 40 - 2 =
26 + 60 = 19 + 4 = 37 + 8 = 69 - 32 =
67 + 7 = 55 - 9 = 26 + 31 = 87 + 8 =
22 - 3 = 63 - 7 = 72 - 6 = 69 + 30 =
34 - 9 = 38 - 22 = 24 + 16 = 56 + 9 =
6 + 30 = 45 - 10 = 52 - 20 = 32 - 3 =
2 + 88 = 87 - 25 = 68 + 5 = 89 + 7 =
41 - 10 = 71 - 4 = 74 - 3 = 51 + 4 =
53 - 5 = 80 - 6 = 95 - 2 = 8 + 50 =
答案:
27 76 64 97
78 84 20 38
86 23 45 37
74 46 57 95
19 56 66 99
25 16 40 65
36 35 32 29
90 62 73 96
31 67 71 55
48 74 93 58
78 84 20 38
86 23 45 37
74 46 57 95
19 56 66 99
25 16 40 65
36 35 32 29
90 62 73 96
31 67 71 55
48 74 93 58
2. 填一填。(建议用时3分钟)
|加数|32| |8| |63|
|----|----|----|----|----|----|
|加数|24|10| |12|9|
|和| |49|26|35| |
|被减数|36| |44| |66|
|减数|5|3|20|30|8|
|差| |58| |32| |
|加数|32| |8| |63|
|----|----|----|----|----|----|
|加数|24|10| |12|9|
|和| |49|26|35| |
|被减数|36| |44| |66|
|减数|5|3|20|30|8|
|差| |58| |32| |
答案:
56 39 18 23 72
31 61 24 62 58
31 61 24 62 58
3. 一年级共有18名同学和3名老师参加学校组织的外出研学活动,他们选择( )号车更合适。(填序号)(建议用时1分钟)
答案:
②
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