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\(\frac{3}{20}=\frac{15}{100}\)
\(\frac{50}{500}=\frac{1}{10}\)
\(\frac{4}{25}=\frac{16}{100}\)
\(\frac{6}{125}=\frac{48}{1000}\)
a) \(\dfrac{3}{4}=\dfrac{3\cdot25}{4\cdot25}=\dfrac{75}{100}=0,75\)
b) \(\dfrac{29}{25}=\dfrac{29\cdot4}{25\cdot4}=\dfrac{116}{100}=1,16\)
c) \(\dfrac{24}{20}=\dfrac{24:2}{20:2}=\dfrac{12}{10}=1,2\)
a) \(\frac{15}{10}=1,5\) \(\frac{675}{10}=6,75\) \(\frac{7}{10}=0,7\)
\(\frac{79}{100}=0,79\) \(\frac{5}{100}=0,05\) \(\frac{67}{100}=0,67\)
b) \(\frac{1}{2}=1\div2=0,5\) \(\frac{3}{4}=3\div4=0,75\)
\(\frac{15}{8}=15\div8=1,875\) \(\frac{7}{25}=7\div25=0,28\)
\(\frac{19}{30}=19\div30=0,63\) \(\frac{21}{125}=21\div125=0,168\)
a)
\(\dfrac{1}{2}=0,5;\dfrac{3}{4}=0,75;\dfrac{7}{5}=1,4;\dfrac{9}{8}=1,125;\dfrac{26}{25}=1,04;\dfrac{120}{125}=0,96\)
b)
\(\dfrac{15}{25}=0,6;\dfrac{75}{25}=3;\dfrac{90}{300}=0,3;\dfrac{27}{36}=0,75;\dfrac{51}{85}=0,6\)
a,1/2=5/10;3/4=75/100;7/5=140/100;26/25=108/100;120/125=960/1000
b,15/25=60/100;75/25=300/100;90/300=3/10;27/36=3/4=75/100;
51/85=3/5=60/100;39/65=3/5=60/100
6/5=1,2 3/8=0,375 9/125=0,072
7/2=3,5 19/25=0,76 24/16=1,5
15/4=3,75 30/50=0,5 9/24=0,375
li-ke cho mình nha
a, 0,5 = \(\dfrac{5}{10}\); 0,71 = \(\dfrac{71}{100}\); 1,348 = \(\dfrac{1348}{1000}\); 49,16 = \(\dfrac{4916}{100}\)
b, \(\dfrac{3}{5}\) = \(\dfrac{3\times2}{5\times2}\) = \(\dfrac{6}{10}\); \(\dfrac{7}{25}\) = \(\dfrac{7\times4}{25\times4}\) = \(\dfrac{28}{100}\); \(\dfrac{6}{125}\) = \(\dfrac{6\times8}{125\times8}\)= \(\dfrac{48}{1000}\)
\(\dfrac{7}{4}\) = \(\dfrac{7\times25}{4\times25}\) = \(\dfrac{175}{100}\)
\(\dfrac{7}{5}=1,4\\ \dfrac{34}{20}=1,7\\ \dfrac{25}{50}=0,5\\ \dfrac{6}{25}=0,24\\ \dfrac{24}{125}=0,192\)
`7/5 =7:5=1,4`
`34/20 = 34:20=1,7`
`25/50=25:50=0,5`
`6/25=6:25=0,24`
`24/125=0,192`