0.82 + 20 + 32.7 的估算答案是多少？
1. 小數加法
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1. 小數加法
Quiz
•
Mathematics
•
1st - 5th Grade
•
Hard
李珮瑜 李珮瑜
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10 questions
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1.
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30 sec • 1 pt
2.
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30 sec • 1 pt
43.62 + 39.7 + 8.68 = ?
3.
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30 sec • 1 pt
媽媽買了2.6公斤生菜和3.6公斤菜心。媽媽共買了菜多少公斤？
4.
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30 sec • 1 pt
哥哥把一捆鐵線剪去5.3米後，還餘1.05米。這捆鐵線原本長多少米？
5.
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30 sec • 1 pt
香港昨天的降雨量是17.8毫米，今天的降雨量比昨天的多2.3毫米。今天的降雨量是多少毫米？
6.
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30 sec • 1 pt
一隻白兔重3.42公斤，比一隻花貓輕1.7公斤。牠們共重多少公斤？
7.
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30 sec • 1 pt
每包果仁售26.3元，每包草莓乾售28.8元，每包蘋果脆片售27.9元。卓文買了較便宜的兩款零食各一包，共須付多少元？
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