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| Quiz : Type the product obtained on multiplying the following decimals. |
1. 40.9 x 4 =
Answer: 163.6409 x 4 = 1636.0
There is 1 decimal place in 40.9, so the product must have 1 decimal place.
Thus, 40.9 x 4 = 163.6
2. 1.66 x 8 =
Answer: 13.28166 x 8 = 1328
There are 2 decimal places in 1.66, so the product must have 2 decimal places.
Thus, 1.66 x 8 = 13.28
3. 5.62 x 9 =
Answer: 50.58562 x 9 = 5058
There are 2 decimal places in 5.62, so the product must have 2 decimal places.
Thus, 5.62 x 9 = 50.58
4. 54.5 x 6 =
Answer: 327.0545 x 6 = 3270
There is 1 decimal place in 54.5, so the product must have 1 decimal place.
Thus, 54.5 x 6 = 327.0
5. 8.46 x 100 =
Answer: 846846 x 100 = 84600
There are 2 decimal places in 8.46, so the product must have 2 decimal places.
Thus, 8.46 x 100 = 846 = 846
Tip: When 8.46 is multiplied by 100 , the decimal point shifts to the right by 2 place(s).
Try the Quiz : Arithmetic Homework Help : Decimal Multiplication
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