4-3-2小數的小數倍

Math Response

算算看，綠色海報的面積是多少平方公尺？列出算式

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Correct Answer: 0.9\times0.68

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Math Response

$$9\times68=?$$

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Correct Answer: 612

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Multiple Choice

0.9是9的幾分之幾？

• $$\frac{1}{10}$$

• $$\frac{1}{100}$$

• $$\frac{1}{1000}$$

Multiple Choice

0.68是68的幾分之幾？

• $$\frac{1}{10}$$

• $$\frac{1}{100}$$

• $$\frac{1}{1000}$$

Multiple Choice

0.9是9的 $$\frac{1}{10}$$ ，0.68是68的 $$\frac{1}{100}$$ ， $$0.9\times0.68$$ 所得到的答案是 $$9\times68$$ 的幾分之幾？

• $$\frac{1}{10}$$

• $$\frac{1}{100}$$

• $$\frac{1}{1000}$$

Math Response

算算看，綠色海報的面積是多少平方公尺？

Type answer here

Correct Answer: 0.612

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Math Response

藍色海報的面積是多少平方公尺？

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Correct Answer: 1.25\times0.43=0.5375

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Math Response

30.6×0.08=?

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Correct Answer: 2.448

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Math Response

7.05×0.22=?

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Correct Answer: 1.551

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Dropdown

小數乘法與整數乘法的計算方法​​

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，而​

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的小數位數＝​

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的小數位數＋​

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的小數位數，如果積的小數點末幾位是0，則0​

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省略不寫。

Draw

下面是未完成的小數乘法直式，請你幫忙完成每個答案。

Draw

下面是未完成的小數乘法直式，請你幫忙完成每個答案。

Draw

下面是未完成的小數乘法直式，請你幫忙完成每個答案。

Draw

下面是未完成的小數乘法直式，請你幫忙完成每個答案。

Math Response

$$6\times1.2=?$$

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Correct Answer: 7.2

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Math Response

$$0.6\times1.2=?$$

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Correct Answer: 0.72

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Math Response

$$0.06\times1.2=?$$

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Correct Answer: 0.072

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Math Response

$$0.06\times0.12=?$$

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Correct Answer: 0.0072

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Math Response

$$594\times2.5=?$$

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Correct Answer: 1485

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Math Response

$$59.4\times2.5=?$$

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Correct Answer: 148.5

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Math Response

$$5.94\times2.5=?$$

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Correct Answer: 14.85

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Math Response

$$5.94\times0.25=?$$

Type answer here

Correct Answer: 1.485

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