2025年快乐暑假快乐学中原农民出版社二年级数学人教版
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年快乐暑假快乐学中原农民出版社二年级数学人教版 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。
| $1 ÷ 1 =$
| $2 ÷ 2 =$
| $3 ÷ 3 =$
| $4 ÷ 4 =$
| $5 ÷ 5 =$
| $6 ÷ 6 =$
1
|| $2 ÷ 2 =$
1
| $4 ÷ 2 =$2
|| $3 ÷ 3 =$
1
| $6 ÷ 3 =$2
| $9 ÷ 3 =$3
|| $4 ÷ 4 =$
1
| $8 ÷ 4 =$2
| $12 ÷ 4 =$3
| $16 ÷ 4 =$4
|| $5 ÷ 5 =$
1
| $10 ÷ 5 =$2
| $15 ÷ 5 =$3
| $20 ÷ 5 =$4
| $25 ÷ 5 =$5
|| $6 ÷ 6 =$
1
| $12 ÷ 6 =$2
| $18 ÷ 6 =$3
| $24 ÷ 6 =$4
| $30 ÷ 6 =$5
|
答案:
【解析】:根据除法的运算规则,用被除数除以除数得出商。对于这些简单的除法算式,可依据乘法口诀来快速计算。如“一二得二”,所以$2\div2 = 1$;“二二得四”,所以$4\div2 = 2$等。
【答案】:$1 \div 1 = 1$;$2 \div 2 = 1$,$4 \div 2 = 2$;$3 \div 3 = 1$,$6 \div 3 = 2$,$9 \div 3 = 3$;$4 \div 4 = 1$,$8 \div 4 = 2$,$12 \div 4 = 3$,$16 \div 4 = 4$;$5 \div 5 = 1$,$10 \div 5 = 2$,$15 \div 5 = 3$,$20 \div 5 = 4$,$25 \div 5 = 5$;$6 \div 6 = 1$,$12 \div 6 = 2$,$18 \div 6 = 3$,$24 \div 6 = 4$,$30 \div 6 = 5$
【答案】:$1 \div 1 = 1$;$2 \div 2 = 1$,$4 \div 2 = 2$;$3 \div 3 = 1$,$6 \div 3 = 2$,$9 \div 3 = 3$;$4 \div 4 = 1$,$8 \div 4 = 2$,$12 \div 4 = 3$,$16 \div 4 = 4$;$5 \div 5 = 1$,$10 \div 5 = 2$,$15 \div 5 = 3$,$20 \div 5 = 4$,$25 \div 5 = 5$;$6 \div 6 = 1$,$12 \div 6 = 2$,$18 \div 6 = 3$,$24 \div 6 = 4$,$30 \div 6 = 5$
二、根据乘法口诀写算式。
四六二十四
五六三十
四六二十四
4
×6
=24
6
×4
=24
24
÷4
=6
24
÷6
=4
五六三十
5
×6
=30
6
×5
=30
30
÷5
=6
30
÷6
=5
答案:
$4\times6 = 24$;$6\times4 = 24$;$24\div4 = 6$;$24\div6 = 4$;$5\times6 = 30$;$6\times5 = 30$;$30\div5 = 6$;$30\div6 = 5$
三、看图列式计算,并写出乘法口诀。

乘法口诀:______________

乘法口诀:______________
6
×3
=18
(个)3
×6
=18
(个)18
÷3
=6
(个)18
÷6
=3
(份)乘法口诀:______________
三六十八
5
×2
=10
(个)2
×5
=10
(个)10
÷2
=5
(个)10
÷5
=2
(份)乘法口诀:______________
二五一十
答案:
第一幅图:$6\times3 = 18$;$3\times6 = 18$;$18\div3 = 6$;$18\div6 = 3$;三六十八
第二幅图:$5\times2 = 10$;$2\times5 = 10$;$10\div2 = 5$;$10\div5 = 2$;二五一十
第二幅图:$5\times2 = 10$;$2\times5 = 10$;$10\div2 = 5$;$10\div5 = 2$;二五一十
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