才╃计

盽ǎ才

才 だ才 だ才 だ才 せだ才
1 $\large\frac{1}{2}$ $\large\frac{1}{4}$ $\large\frac{1}{8}$ $\large\frac{1}{16}$

 

 

 

 

狦1だ才ボ1╃玥1だ才ボ2╃1才ボ4╃

$\large\frac{1}{2}$=2$\large\frac{1}{4}$1=4$\large\frac{1}{4}$


狦1だ才ボ1╃玥2だ才ボ1╃玥4せだ才ボ1╃

$\large\frac{1}{4}$=2$\large\frac{1}{8}$$\large\frac{1}{4}$=4$\large\frac{1}{16}$

き絬眯蔼眯腹Τ╃腹ㄢ计计ボ碭だ才1╃计ボ–竊Τ碭╃
ㄒ 3/4ボ4だ才1╃–竊Τ3╃

瓜猭瓣ㄠ簈唉ρき絬眯蔼眯腹4/4ボ4だ才1╃–竊Τ4╃








材竊Τ44だ才4╃材竊Τ24だ才2╃㎝12だ才2╃4╃



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