
同分母分數的加減與應用

Quiz
•
Mathematics
•
4th Grade
•
Hard
淑君劉 淑君劉
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Answer explanation
計算 $\frac{7}{9} - \frac{4}{9}$ 時,分母相同,可以直接相減:$\frac{7-4}{9} = \frac{3}{9}$。因此,正確答案是 $\frac{3}{9}$。
2.
MATH RESPONSE QUESTION
30 sec • 1 pt
Mathematical Equivalence
ON
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Answer explanation
將 \( \frac{8}{16} \) 簡化,分子和分母都可以被 8 除,得到 \( \frac{1}{2} \)。因此,正確答案是 \( \frac{1}{2} \)。
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Answer explanation
計算 4 imes rac{2}{3},首先將 4 轉換為 rac{12}{3},然後進行乘法:\frac{12}{3} \times \frac{2}{3} = \frac{24}{9} = \frac{8}{3}。因此正確答案是 \frac{8}{3}。
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Answer explanation
計算 5 imes rac{3}{5},可以將 5 寫成 rac{5}{1},然後相乘得到 rac{15}{5}。因此,正確答案是 \frac{15}{5}。
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