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| Quiz : Type the product obtained on multiplying the following decimals. |
1. 24.7 x 8 =
Answer: 197.6247 x 8 = 1976.0
There is 1 decimal place in 24.7, so the product must have 1 decimal place.
Thus, 24.7 x 8 = 197.6
2. 2.44 x 7 =
Answer: 17.08244 x 7 = 1708
There are 2 decimal places in 2.44, so the product must have 2 decimal places.
Thus, 2.44 x 7 = 17.08
3. 7.92 x 2 =
Answer: 15.84792 x 2 = 1584
There are 2 decimal places in 7.92, so the product must have 2 decimal places.
Thus, 7.92 x 2 = 15.84
4. 53.2 x 9 =
Answer: 478.8532 x 9 = 4788
There is 1 decimal place in 53.2, so the product must have 1 decimal place.
Thus, 53.2 x 9 = 478.8
5. 3.45 x 100 =
Answer: 345345 x 100 = 34500
There are 2 decimal places in 3.45, so the product must have 2 decimal places.
Thus, 3.45 x 100 = 345 = 345
Tip: When 3.45 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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