2026年学霸计算达人六年级数学上册北师大版第117页答案
先化简,再求比值。
0.25:12.5
0.4:$\frac{3}{5}$
$\frac{3}{2}:\frac{5}{6}$
4.8:$\frac{4}{5}$
15:21
$\frac{3}{13}:\frac{9}{26}$
0.72:$\frac{3}{5}$
4.5:2.7
$\frac{7}{10}\ \mathrm{kg}:250\ \mathrm{g}$
$\frac{3}{8}:\frac{6}{25}$
0.42:0.24
$\frac{13}{50}\ \mathrm{m}^2:286\ \mathrm{dm}^2$
15:$\frac{10}{9}$
$\frac{3}{5}:\frac{25}{12}$
1.5米:20分米
0.2:0.5
0.4:0.16
$\frac{3}{14}:\frac{15}{7}$
5:2.5
5:$\frac{3}{4}$
$\frac{15}{7}:5\frac{5}{8}$
0.6:0.16
$\frac{4}{15}:0.32$
$\frac{2}{3}\mathrm{时}:45\mathrm{分}$
$\frac{4}{9}:\frac{5}{6}$
2.8:2.1
1.5:$\frac{2}{3}$
0.64:2.4
35:45
$\frac{2}{5}:800$

答案

$1:50$ $\frac{1}{50}$ $2:3$ $\frac{2}{3}$
$9:5$ $\frac{9}{5}$ $6:1$ $6$
$5:7$ $\frac{5}{7}$ $2:3$ $\frac{2}{3}$
$6:5$ $\frac{6}{5}$ $5:3$ $\frac{5}{3}$
$14:5$ $\frac{14}{5}$ $25:16$ $\frac{25}{16}$
$7:4$ $\frac{7}{4}$ $1:11$ $\frac{1}{11}$
$27:2$ $\frac{27}{2}$ $36:125$ $\frac{36}{125}$
$3:4$ $\frac{3}{4}$ $2:5$ $\frac{2}{5}$
$5:2$ $\frac{5}{2}$ $1:10$ $\frac{1}{10}$
$2:1$ $2$ $20:3$ $\frac{20}{3}$
$8:21$ $\frac{8}{21}$ $15:4$ $\frac{15}{4}$
$5:6$ $\frac{5}{6}$ $8:9$ $\frac{8}{9}$
$8:15$ $\frac{8}{15}$ $4:3$ $\frac{4}{3}$
$9:4$ $\frac{9}{4}$ $4:15$ $\frac{4}{15}$
$7:9$ $\frac{7}{9}$ $1:2000$ $\frac{1}{2000}$