2026年通城学典计算能手六年级数学下册苏教版江苏专版第60页答案
一、口算。
$0.45×8=$
3.6

$12.5+87.5\% =$
13.375

$2-0.57=$
1.43

$3.75+2.35=$
6.1

$\frac {4}{5}-\frac {1}{3}=$
$\dfrac{7}{15}$

$45÷\frac {9}{8}=$
40

$3.14×0.5=$
1.57

$70÷1.4=$
50

$\frac {3}{8}+\frac {1}{9}=$
$\dfrac{35}{72}$

$\frac {1}{2}+\frac {3}{4}=$
$\dfrac{5}{4}$

$14×\frac {20}{21}=$
$\dfrac{40}{3}$

$\frac {27}{10}-\frac {3}{5}=$
$\dfrac{21}{10}$

$125+875=$
1000

$\frac {22}{9}×\frac {3}{5}=$
$\dfrac{22}{15}$

$\frac {7}{12}+\frac {5}{8}=$
$\dfrac{29}{24}$

$\frac {19}{20}×\frac {5}{38}=$
$\dfrac{1}{8}$

$1.6÷20=$
0.08

$\frac {9}{7}-\frac {3}{14}=$
$\dfrac{15}{14}$

$1000×10\% =$
100

$\frac {1}{16}+\frac {1}{32}=$
$\dfrac{3}{32}$

$\frac {5}{6}-\frac {5}{12}=$
$\dfrac{5}{12}$

答案

一、3.6 13.375 1.43
6.1 $\dfrac{7}{15}$ 40
1.57 50 $\dfrac{35}{72}$
$\dfrac{5}{4}$ $\dfrac{40}{3}$ $\dfrac{21}{10}$
1000 $\dfrac{22}{15}$ $\dfrac{29}{24}$
$\dfrac{1}{8}$ 0.08 $\dfrac{15}{14}$
100 $\dfrac{3}{32}$ $\dfrac{5}{12}$
二、计算下面各题，怎样简便就怎样计算。
$24×(\frac {5}{6}-\frac {1}{4}+\frac {2}{3})$
$12.4×\frac {5}{4}-\frac {1}{4}×12.4$
$5.4+2.75+1\frac {1}{5}+7\frac {1}{4}$
$\frac {2}{3}+(\frac {5}{6}-\frac {1}{4})÷\frac {3}{8}$
$61×99$
$8.2×[(23.5-7.5)÷50\% ]$

答案

二、30 12.4 16.6
$\dfrac{20}{9}$ 6039 262.4