2025年口算训练六年级数学上册人教版双色升级版


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年口算训练六年级数学上册人教版双色升级版 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。



《2025年口算训练六年级数学上册人教版双色升级版》

$1÷ \frac {3}{4}× \frac {3}{4}=$
1

$\frac {3}{5}× \frac {5}{9}÷ \frac {8}{3}=$
$\frac{1}{8}$

$\frac {7}{11}÷ 2× \frac {4}{7}=$
$\frac {2}{11}$

$\frac {1}{2}× \frac {1}{3}÷ \frac {1}{4}=$
$\frac {2}{3}$

$\frac {2}{5}× \frac {5}{6}÷ \frac {7}{6}=$
$\frac {2}{7}$

$\frac {7}{12}-(\frac {7}{12}-\frac {1}{6})=$
$\frac {1}{6}$

$\frac {2}{3}× \frac {1}{6}÷ \frac {1}{6}=$
$\frac {2}{3}$

$\frac {7}{8}+\frac {5}{13}-\frac {7}{8}=$
$\frac {5}{13}$

$\frac {7}{9}× 0÷ \frac {6}{11}=$
0

$\frac {1}{6}+\frac {4}{5}+\frac {5}{6}=$
$1\frac {4}{5}$

$\frac {4}{7}÷ 8× \frac {14}{15}=$
$\frac {1}{15}$

$\frac {4}{5}× \frac {15}{16}÷ \frac {9}{20}=$
$\frac {5}{3}$

$25÷ \frac {5}{12}× \frac {7}{15}=$
28
答案: 解析:这些题目主要考查分数的四则运算。
答案:
$1÷ \frac {3}{4}× \frac {3}{4}$
$=1× \frac{4}{3}× \frac{3}{4}$
$=1$
$\frac {3}{5}× \frac {5}{9}÷ \frac {8}{3}$
$=\frac {1}{3}× \frac{3}{8}$
$=\frac{1}{8}$
$\frac {7}{11}÷ 2× \frac {4}{7}$
$=\frac {7}{11}× \frac {1}{2}× \frac {4}{7}$
$=\frac {2}{11}$
$\frac {1}{2}× \frac {1}{3}÷ \frac {1}{4}$
$=\frac {1}{6}× 4$
$=\frac {2}{3}$
$\frac {2}{5}× \frac {5}{6}÷ \frac {7}{6}$
$=\frac {1}{3}× \frac{6}{7}$
$=\frac {2}{7}$
$\frac {7}{12}-(\frac {7}{12}-\frac {1}{6})$
$=\frac {7}{12}-\frac {7}{12}+\frac {1}{6}$
$=\frac {1}{6}$
$\frac {2}{3}× \frac {1}{6}÷ \frac {1}{6}$
$=\frac {2}{3}× \frac {1}{6}× 6$
$=\frac {2}{3}$
$\frac {7}{8}+\frac {5}{13}-\frac {7}{8}$
$=\frac {7}{8}-\frac {7}{8}+\frac {5}{13}$
$=\frac {5}{13}$
$\frac {7}{9}× 0÷ \frac {6}{11}$
$=0÷ \frac {6}{11}$
$=0$
$\frac {1}{6}+\frac {4}{5}+\frac {5}{6}$
$=\frac {1}{6}+\frac {5}{6}+\frac {4}{5}$
$=1\frac {4}{5}$
$\frac {4}{7}÷ 8× \frac {14}{15}$
$=\frac {4}{7}× \frac {1}{8}× \frac {14}{15}$
$=\frac {1}{15}$
$\frac {4}{5}× \frac {15}{16}÷ \frac {9}{20}$
$=\frac {3}{4}× \frac {20}{9}$
$=\frac {5}{3}$
$25÷ \frac {5}{12}× \frac {7}{15}$
$=25× \frac{12}{5}× \frac {7}{15}$
$=28$
解方程。
$2x+\frac {1}{2}x= \frac {5}{8}$
$x= $
$(1-\frac {1}{6})x= \frac {2}{3}$
$x= $
$x+\frac {2}{7}x= \frac {3}{14}$
$x= $
$\frac {4}{9}x= \frac {3}{18}$
$x= $
$\frac {5}{8}x+x= \frac {13}{7}$
$x= $
$x(1+\frac {4}{5})= 30$
$x= $
$\frac {6}{7}x= \frac {3}{14}$
$x= $
$x+\frac {3}{5}x= \frac {4}{33}$
$x= $
答案: 解析:
这些题目都是解一元一次方程的题目,主要考查基本的代数运算和方程求解方法。
答案:
1.
解:$2x+\frac {1}{2}x= \frac {5}{8}$
$(2+\frac {1}{2})x= \frac {5}{8}$
$\frac {5}{2}x= \frac {5}{8}$
$x= \frac {5}{8} × \frac {2}{5}$
$x= \frac {1}{4}$
2.
解:$(1-\frac {1}{6})x= \frac {2}{3}$
$\frac {5}{6}x= \frac {2}{3}$
$x= \frac {2}{3} × \frac {6}{5}$
$x= \frac {4}{5}$
3.
解:$x+\frac {2}{7}x= \frac {3}{14}$
$(1+\frac {2}{7})x= \frac {3}{14}$
$\frac {9}{7}x= \frac {3}{14}$
$x= \frac {3}{14} × \frac {7}{9}$
$x= \frac {1}{6}$
4.
解:$\frac {4}{9}x= \frac {3}{18}$
$x= \frac {3}{18} × \frac {9}{4}$
$x= \frac {1}{2} × \frac {1}{4} × 3$
$x= \frac {3}{8}$
5.
解:$\frac {5}{8}x+x= \frac {13}{7}$
$(\frac {5}{8}+1)x= \frac {13}{7}$
$\frac {13}{8}x= \frac {13}{7}$
$x= \frac {13}{7} × \frac {8}{13}$
$x= \frac {8}{7}$
6.
解:$x(1+\frac {4}{5})= 30$
$\frac {9}{5}x= 30$
$x= 30 × \frac {5}{9}$
$x= \frac {50}{3}$
7.
解:$\frac {6}{7}x= \frac {3}{14}$
$x= \frac {3}{14} × \frac {7}{6}$
$x= \frac {1}{4}$
8.
解:$x+\frac {3}{5}x= \frac {4}{33}$
$(1+\frac {3}{5})x= \frac {4}{33}$
$\frac {8}{5}x= \frac {4}{33}$
$x= \frac {4}{33} × \frac {5}{8}$
$x= \frac {5}{66}$
解方程。
$\frac {1}{5}x= 15$
$x=$
75

$\frac {1}{8}x= \frac {5}{24}$
$x=$
$\frac{5}{3}$

$9x-3x= \frac {1}{2}$
$x=$
$\frac{1}{12}$

$\frac {5}{6}x= \frac {5}{12}$
$x=$
$\frac{1}{2}$

$x+\frac {1}{2}x= \frac {3}{4}$
$x=$
$\frac{1}{2}$

$x-\frac {1}{2}x= \frac {3}{4}$
$x=$
$\frac{3}{2}$

$x-\frac {1}{9}x= \frac {1}{81}$
$x=$
$\frac{1}{72}$

$3x-x= \frac {5}{8}$
$x=$
$\frac{5}{16}$
答案: 解析:
这些题目都是解一元一次方程的问题,主要考查对方程的基本操作,如移项、合并同类项以及将未知数系数化为1等。
答案:
解:
对于方程 $\frac {1}{5}x= 15$,
两边同时乘以5,得到:
$x = 75$
对于方程 $\frac {1}{8}x= \frac {5}{24}$,
两边同时乘以8,得到:
$x = \frac{5}{3}$
对于方程 $9x-3x= \frac {1}{2}$,
合并同类项,得到:
$6x = \frac{1}{2}$
两边同时除以6,得到:
$x = \frac{1}{12}$
对于方程 $\frac {5}{6}x= \frac {5}{12}$,
两边同时乘以$\frac{6}{5}$,得到:
$x = \frac{1}{2}$
对于方程 $x+\frac {1}{2}x= \frac {3}{4}$,
合并同类项,得到:
$\frac{3}{2}x = \frac{3}{4}$
两边同时乘以$\frac{2}{3}$,得到:
$x = \frac{1}{2}$
对于方程 $x-\frac {1}{2}x= \frac {3}{4}$,
合并同类项,得到:
$\frac{1}{2}x = \frac{3}{4}$
两边同时乘以2,得到:
$x = \frac{3}{2}$
对于方程 $x-\frac {1}{9}x= \frac {1}{81}$,
合并同类项,得到:
$\frac{8}{9}x = \frac{1}{81}$
两边同时乘以$\frac{9}{8}$,得到:
$x = \frac{1}{72}$
对于方程 $3x-x= \frac {5}{8}$,
合并同类项,得到:
$2x = \frac{5}{8}$
两边同时除以2,得到:
$x = \frac{5}{16}$

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