
6/6 三個分數計算
Presentation
•
Mathematics
•
5th Grade
•
Medium
梁淑儀 梁淑儀
Used 3+ times
FREE Resource
8 Slides • 6 Questions
1
P5 數學
2
Multiple Choice
以下哪一組數可被相同的數整除?
74,83
16,65
28,91
21,52
3
Multiple Choice
以下哪一組數有公因數?
24,43
70,105
66,65
92,137
4
Multiple Choice
請找出 12188 的最簡分數。
118
1311
1110
1211
5
Multiple Choice
以下哪一項不是 計算分數除法的原則?
BA÷DC = BA×CD
BA÷C = BA×C1
BA÷DC = AB×CD
A÷B = BA
BA÷C = BA×C1
6
Multiple Choice
榴槤每公斤售 4521 元,買 154 公斤,付款100元。
以下哪一道算式可以計算出應找回多少元?
4521÷154−100
100−4521÷154
4521×154−100
100−4521×154
7
Draw
哥哥有 82101 元,他買了一枝價值 921 元的原子筆。餘下的款項還可以買價值 653 元的直尺多少把?(列式計算)
8
餘下的款項還可以買直尺:
1. 先找出餘下的款項,再除以每把直尺的價值
2. 括號先計,分數加減需通分
9
餘下的款項還可以買直尺:
3. 然後計算除法部分
1. 先找出餘下的款項,再除以每把直尺的價值
2. 括號先計,分數加減需通分
10
餘下的款項還可以買直尺:
3. 然後計算除法部分
3
5
11
餘下的款項還可以買直尺:
3. 然後計算除法部分
4. 分數除法需要先把帶分數化為假分數
3
5
12
餘下的款項還可以買直尺:
3. 然後計算除法部分
4. 分數除法需要先把帶分數化為假分數
3
5
5. 分子分母 倒轉
13
餘下的款項還可以買直尺:
3
5
1
1
1
6
14
餘下的款項還可以買直尺:
3
5
1
1
1
6
P5 數學
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