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Làm 1 câu
10/3...>...1/3
Mấy câu ssu tự quy đồng hay gì gì đấy!
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2/5 + 11/15 = 17/15
7/8 - 7/9 = 7/72
11/13 x 26/31 = 22/31
16/24 : 4 = 1/6
30 : 6/5 = 25
9/16 : 4 = 9/64
1/2 : 1/3 x 8/15 = 3/2 x 8/15 = 4/5
![](https://rs.olm.vn/images/avt/0.png?1311)
11/15 + 8/5= Tính phân số
6/7 - 5/21=
25/4 x 16/100
7 x 2/49 =
4/3 : 2/9
5/8 : 25 =
![](https://rs.olm.vn/images/avt/0.png?1311)
\(\dfrac{1}{2}-\dfrac{3}{8}=\dfrac{4}{2\times4}-\dfrac{3}{8}=\dfrac{4}{8}-\dfrac{3}{8}=\dfrac{1}{8}\)
\(\dfrac{4}{3}-\dfrac{8}{15}=\dfrac{4\times5}{3\times5}-\dfrac{8}{15}=\dfrac{20}{15}-\dfrac{8}{15}=\dfrac{12}{15}=\dfrac{4}{5}\)
\(\dfrac{5}{6}-\dfrac{7}{12}=\dfrac{5\times2}{6\times2}-\dfrac{7}{12}=\dfrac{10}{12}-\dfrac{7}{12}=\dfrac{3}{12}=\dfrac{1}{4}\)
\(\dfrac{11}{4}-\dfrac{9}{8}=\dfrac{11\times2}{4\times2}-\dfrac{9}{8}=\dfrac{22}{8}-\dfrac{9}{8}=\dfrac{13}{8}\)
\(\dfrac{17}{16}-\dfrac{3}{4}=\dfrac{17}{16}-\dfrac{3\times4}{4\times4}=\dfrac{17}{16}-\dfrac{12}{16}=\dfrac{5}{16}\)
\(\dfrac{31}{36}-\dfrac{5}{6}=\dfrac{31}{36}-\dfrac{5\times6}{6\times6}=\dfrac{31}{36}-\dfrac{30}{36}=\dfrac{1}{36}\)
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![](https://rs.olm.vn/images/avt/0.png?1311)
ta thay day so tren la day so tu nhien lien tiep bat dau tu 1 va ket thuc la 100 nen co 100 so hang
tong la (100+1) x 100 :2=5050
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13500 = 135 ×100
257 > 8762 ×0
26 ×11 > 280
320 : 16×2=320:16:2
1600 : 10 < 1006
15 ×8×37=37×15×8
![](https://rs.olm.vn/images/avt/0.png?1311)
13500 = 135 ×100
257 > 8762 ×0
26 ×11 > 280
320 : 16×2=320:16:2
1600 : 10 < 1006
15 ×8×37=37×15×8
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3.<,>,=
3-5/6....>...1+5/6 41/60-11/60....=....3/8+1/8
2/5+4/15....>...9/10-3/5 1/3-1/12..<....7/8-5/16
viết đầy đủ ra nhé mik cảm ơn(viết tắt cx ok nhưng phải trình bày ra nhé)
`11/8-3/8:15/16=11/8-3/8xx16/15=11/8-2/5=55/40-16/40=39/40`