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\(\frac{14}{70}\) = \(\frac{2}{10}\)
\(\frac{75}{300}\) = \(\frac{25}{100}\)
\(\frac{14}{70}=0,2\)
\(\frac{75}{300}=0,25\)
< Chúc bn hok tốt >
2/5=0,4
3/25=0.12
98/125=0.784
3/4=0,75
1/2=0,5
HT~~~
TL :
a) \(\frac{2}{5}\)= 0,4
b) \(\frac{3}{25}\)= 0,75
c) \(\frac{98}{125}\)= 0,784
d) \(\frac{3}{4}\)= 0,75
e) \(\frac{1}{2}\)= 0,5
a)\(\frac{14}{35}=0,4\) b)\(\frac{9}{6}=1,5\) c)\(\frac{3}{4}=0,75\)
d)\(\frac{5}{8}=0,625\) e)\(\frac{18}{30}=0,6\) g)\(\frac{448}{800}=0,56\)
a,
\(3\frac{28}{32}=3+\frac{28}{32}=3+\frac{7}{8}=3+0,875=3,875\)
\(7\frac{15}{75}=7+\frac{15}{75}=7+\frac{1}{5}=7+0,2=7,2\)
b,
\(\frac{37}{8}=\frac{8+8+8+8+5}{8}=\frac{8\times4+5}{8}=\frac{8\times4}{8}+\frac{5}{8}=4+\frac{5}{8}=4\frac{5}{8}\)
\(\frac{149}{25}=\frac{100+25+24}{25}=\frac{100}{25}+\frac{25}{25}+\frac{24}{25}=4+1+\frac{24}{25}=5+\frac{24}{25}=5\frac{24}{25}\)
\(\frac{257}{41}=\frac{246+11}{41}=\frac{246}{41}+\frac{11}{41}=6+\frac{11}{41}=6\frac{11}{41}\)
\(\frac{27}{90}=\frac{3}{10}=0,3333333333....\)
\(\frac{135}{300}=0,45\)
\(\frac{255}{5000}=0,051\)
kb và k cho mk nhé
\(\frac{27}{90}=\frac{3}{10}\)
\(\frac{135}{300}=\frac{135:3}{300:3}=\frac{45}{100}\)
\(\frac{255}{5000}=\frac{255:5}{5000:5}=\frac{51}{1000}\)
0,1 0,5 0,3du3 0,2 du8 0,2 0,1 du24 0,1du21 0,1 du16 0,1 du9
Phân số lớn hơn \(\frac{3}{7}\)là :
C . \(\frac{16}{35}\)
...
\(\frac{18}{10}=1\frac{4}{5}\)
\(\frac{21}{8}=2\frac{5}{8}\)
\(\frac{100}{9}=11\frac{1}{9}\)
\(\frac{81}{10}=8\frac{1}{10}\)
\(\frac{16}{5}=3\frac{1}{5}\)
\(\frac{18}{10}=1\frac{8}{10}\) \(\frac{21}{8}=2\frac{5}{8}\)
\(\frac{100}{9}=11\frac{1}{9}\) \(\frac{81}{10}=8\frac{1}{10}\)
\(\frac{16}{5}=3\frac{1}{5}\)
21/70=3/10
60/75=80/100
14/35=40/100
107/125=856/1000
75/300=25/100
46/500=92/1000
21/70=21:7/70:7=3/10
60/75=60:3/75:3=20/25=20x4/25x4=80/100
14/35=2/5=4/10
107/125=856/1000
75/300/25/100
46/500=92/1000