So sánh 6262 / 7878 và 2424 / 3636
Vì 6262/7878 > 2424/3636
Nên 1414 + 1515 + 1616 + 1717 / 1818 + 1919 + 2020 + 2121 > 2424/3636
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Các câu hỏi tương tự
\(\frac{1414+1515+1616+1717+1818+1919}{2020+2121+2222+2323+2424+2525}\)
Thực hiện phép tính:
\(\frac{1414+1515+1616+1717+1818+1919}{2020+2121+2222+2323+2424+2525}\)
(1414+1515+1616+1717+1818+1919) / (2020+2121+2222+2323+2424+2525)
giúp mình giải chi tiết với nhé
tks ạ
giup minh giai với :
1414+1515+1616+1717+1818+1919/2020+2121+2222+2323+2424+2525
tks nhiều nhé
1/3 + 1/15 + 1/35+ 1/63 + 1/99+ 1/143+ 1/195
b) \(\frac{1414+1515+1616+1717+1818+1919}{2020+2121+2222+2323+2424+2525}\)
Ai biết làm bài này thì giúp mik nhé
1\3+1\15+1\35+1\63+1\99+1\143=1\195
1414+1515+1616+1717+1818+1919
2020+2121+2323+2424+2525
2 tim x
( 7*13+8*13):(29\3 tru x) bang 39
1\3+1\6+1\10+.....+2\x*(x+1) bang 2011\203
rút gọn phân số:
A=1212+1313+1414+...+2020/1717+1818+1919+...+3131
giúp tớ
a,\(\frac{1995\cdot1994-1}{1994+1996\cdot1995}\)b,\(\frac{864\cdot48-432\cdot96}{864\cdot48\cdot432}\)c,\(\frac{1414+1515+1616+1717+1818+1919}{20\cdot20+21\cdot21+22\cdot22+23\cdot23+24\cdot24+25\cdot25}\)
d,\(\frac{1}{3}+\frac{1}{6}+\frac{1}{10}+\frac{1}{15}+\frac{1}{21}+...+\frac{1}{3240}\)
G= (1313/1414+10/160)-(130/140-1515/1616)