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a)5/2=2,5
b)7/4=1,75
c)27/40=0,675
d)58/25=2,32
e)9/5=1,8
13/25=0,52
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
2/5 = 4/10
7/4 = 175/100
18/25 = 72/100
32/80 = 4/10
72/400 = 18/100
425/5000 = 85/1000
chúc bn học tốt .
# MissyGirl #
a) 2/5 = 4/10
7/4 = 175/100
18/25 = 72/100
b) 32/80 = 4/10
72/400 = 18/100
425/5000 = 85/1000
9/30 = 3/10 = 0,3
11/25 = 44/100 = 0,44
64/400 = 16/100 = 0,16
21/50 = 42/100 = 0,42
13/250 = 48/1000 = 0,048
Nhấn đúng cho mk nha!!!!!!!!!!!!!!
9/30 = 3/10
11/25 = 44/100
64/400 = 16/100
21/50 = 42/100
13/250 = 52/1000
Ko biết mk lm có đúng ko???
9/30=3/10
11/25=44/100
64/400=16/100
21/50=42/100
13/250=52/1000
a) 28/140=0.2 b) 2 23/75=2.3066
33/75=0.44 4 216/900=4.24
261/900=0.29 1 415/1250=1.332
415/1250=0.332 5 28/140=5.2
a) 0,003 = 3/1000
b) 0,0473 = 473/10000
c) 0,384 = 384/1000
d) 0,384 = 384/1000
e) 0,90313 = 90313/100000
g) 0,009 = 9/1000
hok tốt
a) 3/1000
b)473/10000
c)87428/100000
d)384/1000
e)90313/100000
g)9/1000 nha bạn
a,1,4
b,0,52
c,2,5
d,0,6
e,0,07
g,0,008
\(a,\frac{7}{5}\)\(=\frac{14}{10}\)\(=1,4\)
\(b,\frac{13}{25}\)\(=\frac{52}{100}\)\(=0,52\)
\(c,\frac{5}{2}\)\(=\frac{25}{10}\)\(=2,5\)
\(d,\frac{54}{90}\)\(=\frac{3}{5}\)\(=\frac{6}{10}\)\(=0,6\)
\(e,\frac{28}{400}\)\(=\frac{7}{100}\)\(=0,07\)
\(g,\frac{64}{8000}\)\(=\frac{1}{125}\)\(=\frac{8}{1000}=0,008\)