5下A 第三課︰小數加減混合計算
Authored by 電子學習平台數學 電子學習平台數學
Mathematics
5th Grade
Used 3+ times
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7 questions
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1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
15.9 - 4.3 -1.8 + 5.2 =
4.6
15
17.6
18.6
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
6.3 - (1.5 + 3.8) =
1
4
8.6
11.6
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
41 - 19.6 + 4.59 =
17.05
18.05
26.23
27.23
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
在一場 60 米賽跑中，小美用了 12.33 秒跑畢全程，比彩儀慢 2.6 秒。小美比彩儀快 0.05 秒，小薇用了多少秒？
9.68
9.78
14.88
14.98
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
每本中文補充練習售 24.8 元，每本英文補充練習比每本中文補充練習便宜 3.3 元。買中文補充練習和英文補充練習各一本，要付多少元？
21.5
28.1
46.3
52.9
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
魚缸內原有水 3.5 升，倒去 2.8 升後，再注入 3.2 升，魚缸內現有水 _____ 升。
2.9
3.3
3.7
3.9
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
每個椰子售 11.2 元，每個西瓜比每個椰子貴 15.4 元。爸爸付 50 元買了椰子和西瓜各一個，應找回多少元？
12.2
13.2
23.4
24.4
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