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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
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4 phần 5=...80/100...=..0,8...
123 phần 125=.984/1000.....=..0,984.....
13 phần 25=...52/100..=..0,52......
9 phần 75=..3/25....=...12/100....=...0,12.......
\(\frac{4}{5}=\frac{8}{10}=0,8\)
\(\frac{123}{125}=\frac{984}{1000}=0,984\)
\(\frac{13}{25}=\frac{52}{100}=0,52\)
\(\frac{9}{75}=\frac{3}{25}=\frac{12}{100}=0,12\)
@Duongg
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225/100=9/4
15/2=75/10
6/10=18/30
55/100=11/20
chúc bạn học tốt nha
ủng hộ mk với nha
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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
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a] 41/100
b] 13/5 = 2,675/500 = 0,154/25 = 0,1662/125 = 0,496
\(\frac{25}{75}=\frac{1}{3}=0,\left(3\right)\)
TL:
\(\frac{25}{75}=\frac{1}{3}=0,\left(3\right)\)
HT!~!