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| Quiz : Type the product obtained on multiplying the following decimals. |
1. 30.7 x 6 =
Answer: 184.2307 x 6 = 1842.0
There is 1 decimal place in 30.7, so the product must have 1 decimal place.
Thus, 30.7 x 6 = 184.2
2. 4.88 x 9 =
Answer: 43.92488 x 9 = 4392
There are 2 decimal places in 4.88, so the product must have 2 decimal places.
Thus, 4.88 x 9 = 43.92
3. 6.04 x 4 =
Answer: 24.16604 x 4 = 2416
There are 2 decimal places in 6.04, so the product must have 2 decimal places.
Thus, 6.04 x 4 = 24.16
4. 82.5 x 8 =
Answer: 660.0825 x 8 = 6600
There is 1 decimal place in 82.5, so the product must have 1 decimal place.
Thus, 82.5 x 8 = 660.0
5. 4.42 x 100 =
Answer: 442442 x 100 = 44200
There are 2 decimal places in 4.42, so the product must have 2 decimal places.
Thus, 4.42 x 100 = 442 = 442
Tip: When 4.42 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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