MATH CAT Fractions
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MATH CAT 基礎卷 · Easy

小三分數練習 P3 Fractions Practice

小三 P3 · 難度 Level 1–3 · 14 題 questions

香港教育局課程 · Hong Kong EDB curriculum — 學習範疇 Strand: 數 Number · 學習單元 Learning Unit: 3N5

姓名 Name: ______________________ 日期 Date: ______________ 分數 Score: ______ / 14

請圈出最佳答案。 · Circle the best answer.

1.

12 枝鉛筆中有 3 枝是紅色的。紅色鉛筆佔全部的幾分之幾？

Out of 12 pencils, 3 are red. What fraction of the pencils are red?

  1. A. 1/3
  2. B. 1/4
  3. C. 3/4
  4. D. 3/12

2.

下列哪個是 1/4 的等值分數？

Which of the following is an equivalent fraction to 1/4?

  1. A. 2/8
  2. B. 2/4
  3. C. 3/8
  4. D. 4/8

3.

小美有 13 杯果汁，1/3 是橙汁，其餘是蘋果汁。橙汁有 _____ 杯。

Mary has 13 cups of juice. 1/3 are orange juice. The rest are apple juice. There are _____ cups of orange juice.

  1. A. 1
  2. B. 2
  3. C. 3
  4. D. 4

4.

把下列分數由大至小排列：4/11、4/7、2/11。正確的排列是？

Arrange the following fractions from greatest to smallest: 4/11, 4/7, 2/11. Which is correct?

  1. A. 4/7，4/11，2/114/7, 4/11, 2/11
  2. B. 2/11，4/11，4/72/11, 4/11, 4/7
  3. C. 4/11，4/7，2/114/11, 4/7, 2/11
  4. D. 4/7，2/11，4/114/7, 2/11, 4/11

5.

7/7 等於多少？

What does 7/7 equal?

  1. A. 1
  2. B. 0
  3. C. 7
  4. D. 14

6.

5/6 − 1/6 − 3/6 = ?

  1. A. 1/18
  2. B. 3/6
  3. C. 2/6
  4. D. 1/6

7.

1/8 + 4/8 + 2/8 = ?

  1. A. 7/24
  2. B. 8/8
  3. C. 6/8
  4. D. 7/8

8.

下列哪一項是正確的？

Which of the following is correct?

  1. A. 1/6 = 1
  2. B. 6/6 = 1
  3. C. 6/6 = 6
  4. D. 1/6 = 6

9.

小美有 18 杯果汁，1/6 是橙汁，其餘是蘋果汁。橙汁有 _____ 杯。

Mary has 18 cups of juice. 1/6 are orange juice. The rest are apple juice. There are _____ cups of orange juice.

  1. A. 4
  2. B. 5
  3. C. 3
  4. D. 6

10.

一盒有 8 塊朱古力，小明吃了 2 塊。他吃了全盒的幾分之幾？

A box has 8 chocolates. Ming eats 2. What fraction of the box did he eat?

  1. A. 2/6
  2. B. 1/4
  3. C. 2/8
  4. D. 6/8

11.

媽媽買了一個蛋糕。小明吃了 4/7 個，小華吃了 3/7 個，小麗吃了 6/7 個。三人共吃了蛋糕多少個？

Mother buys a cake. Tom eats 4/7, Sue eats 3/7, Amy eats 6/7. How much of the cake do they eat altogether?

  1. A. 13/7
  2. B. 12/7
  3. C. 14/7
  4. D. 7/7

12.

下列哪個是 1/3 的等值分數？

Which of the following is an equivalent fraction to 1/3?

  1. A. 2/4
  2. B. 3/6
  3. C. 2/6
  4. D. 1/6

13.

11/11 等於多少？

What does 11/11 equal?

  1. A. 1
  2. B. 0
  3. C. 11
  4. D. 22

14.

海洋館裏有一些動物。鯊魚佔全部的 1/5，海龜佔全部的 1/2，小丑魚佔全部的 1/10。數量最多的是哪一種？

An aquarium has some animals. Sharks are 1/5 of the total, turtles are 1/2, and clownfish are 1/10. Which type has the most?

  1. A. 鯊魚Sharks
  2. B. 小丑魚Clownfish
  3. C. 海龜Turtles
  4. D. 一樣多All equal
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MATH CAT 答案 · Answer Key

小三分數 · 基礎卷 P3 Fractions · Easy

1. B 1/4

喵～紅色有 3 枝，全部有 12 枝。3 是 12 的幾分之幾呢？🐾Meow~ 3 red out of 12 total. What fraction is 3 out of 12? 🐾

2. A 2/8

喵～把 1/4 的上面和下面同時乘以 2，看看會變成什麼？🌟Meow~ Multiply the top and bottom of 1/4 by 2 and see what you get! 🌟

3. D 4

喵！1/3 表示把全部平分 3 份，取 1 份！Meow! 1/3 means divide into 3 parts and take 1!

4. A 4/7，4/11，2/11

喵～先比較分子相同的，再比較分母相同的！注意分母越小代表每份越大喔！🐱Meow~ First compare fractions with the same top number, then those with the same bottom number! Smaller bottom means bigger pieces! 🐱

5. A 1

喵～如果把一個蛋糕切成 7 份，全部 7 份都拿走，就是整個蛋糕！🐱Meow~ If you cut a cake into 7 pieces and take all 7, that is the whole cake! 🐱

6. D 1/6

喵～分母一樣的時候，只要減分子就好了！🐾Meow~ When the bottom numbers are the same, just subtract the top numbers! 🐾

7. D 7/8

喵～分母一樣就直接加分子！1 + 4 + 2 = ？🐟Meow~ Same bottom number, so just add the tops! 1 + 4 + 2 = ? 🐟

8. B 6/6 = 1

喵～當分子和分母一樣大的時候，分數就等於 1 喔！🐱Meow~ When the top and bottom numbers are the same, the fraction equals 1! 🐱

9. C 3

喵！1/6 表示把全部平分 6 份，取 1 份！Meow! 1/6 means divide into 6 parts and take 1!

10. B 1/4

喵～吃了 2 塊，全盒有 8 塊。2 是 8 的幾分之幾呢？🐱Meow~ He ate 2 out of 8. What fraction is 2 out of 8? 🐱

11. A 13/7

喵！分母相同，分子相加！ 一步一步想，你一定做到！Meow! Same denominator — add the numerators!

12. C 2/6

喵～等值分數就是大小一樣的分數。把 1/3 的分子和分母都乘以同一個數試試！🐟Meow~ Equivalent fractions have the same value. Try multiplying the top and bottom of 1/3 by the same number! 🐟

13. A 1

喵～分子和分母一樣的時候，就是一整個喔！🐾Meow~ When the top number and bottom number are the same, it equals one whole! 🐾

14. C 海龜

喵～分母越小，分數越大喔！看看哪個分母最小～🐱Meow~ The smaller the bottom number, the bigger the fraction! See which has the smallest bottom number~ 🐱