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異分母分數加減

Authored by Math P5

Mathematics

5th Grade

Used 14+ times

異分母分數加減
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24 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

在鞋店,球鞋佔全部鞋的 58\frac{5}{8}  ,皮鞋佔全部鞋的 14\frac{1}{4}   。球鞋和皮鞋共佔全部鞋的

幾分之幾?

58−14\frac{5}{8}-\frac{1}{4}  

58+14\frac{5}{8}+\frac{1}{4}  

14−58\frac{1}{4}-\frac{5}{8}  

2.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

小明的體重是 281228\frac{1}{2}  kg,陳老師比小明重 223422\frac{3}{4}  kg,二人共重是多少kg?

2812−223428\frac{1}{2}-22\frac{3}{4}  

2812+223428\frac{1}{2}+22\frac{3}{4}  

2812+2234+281228\frac{1}{2}+22\frac{3}{4}+28\frac{1}{2}  

2812−2234+281228\frac{1}{2}-22\frac{3}{4}+28\frac{1}{2}  

3.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

老師有原子筆28枝,其中黑色原子筆佔 27\frac{2}{7}   ,藍色原子筆佔 14\frac{1}{4}  ,餘下的是紅色原子筆。 紅色原子筆佔全部原子筆的幾分之幾?

27+14\frac{2}{7}+\frac{1}{4}  

28−27−1428-\frac{2}{7}-\frac{1}{4}  

14−27\frac{1}{4}-\frac{2}{7}  

1−27−141-\frac{2}{7}-\frac{1}{4}  

4.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

陳先生今天上午和下午各工作 4134\frac{1}{3}  小時。張小姐今天共工作 8568\frac{5}{6}  小時。今天陳先生

比張小姐少工作幾小時?

856−(413+413)8\frac{5}{6}-\left(4\frac{1}{3}+4\frac{1}{3}\right)  

856−413+4138\frac{5}{6}-4\frac{1}{3}+4\frac{1}{3}  

856−(413−413)8\frac{5}{6}-\left(4\frac{1}{3}-4\frac{1}{3}\right)  

856−4138\frac{5}{6}-4\frac{1}{3}  

5.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

一排廁紙售 352535\frac{2}{5}  元,一瓶消毒藥水售 6031060\frac{3}{10}  元。媽媽以電子錢包付款買一排廁紙和一瓶消毒藥水,共可減5元。媽媽共需付多少元?

3525+60310+5×235\frac{2}{5}+60\frac{3}{10}+5\times2  

3525+60310+535\frac{2}{5}+60\frac{3}{10}+5  

3525+60310−535\frac{2}{5}+60\frac{3}{10}-5  

3525+60310−5×235\frac{2}{5}+60\frac{3}{10}-5\times2  

6.

DRAW QUESTION

1 min • Ungraded

有紅豆 3153\frac{1}{5}  公斤,然後又買了綠豆 2582\frac{5}{8} 公斤,煮甜湯用去紅豆和綠豆共  34\frac{3}{4}  公斤,餘下豆共多少公斤?

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7.

DRAW QUESTION

1 min • Ungraded

有紅豆 3153\frac{1}{5}  公斤,然後又買了綠豆 2582\frac{5}{8} 公斤,煮甜湯用去紅豆和綠豆各  34\frac{3}{4}  公斤,餘下豆共多少公斤?

Media Image

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