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| Quiz : Type the product obtained on multiplying the following decimals. |
1. 16.7 x 5 =
Answer: 83.5167 x 5 = 835.0
There is 1 decimal place in 16.7, so the product must have 1 decimal place.
Thus, 16.7 x 5 = 83.5
2. 2.34 x 3 =
Answer: 7.02234 x 3 = 702
There are 2 decimal places in 2.34, so the product must have 2 decimal places.
Thus, 2.34 x 3 = 7.02
3. 9.02 x 8 =
Answer: 72.16902 x 8 = 7216
There are 2 decimal places in 9.02, so the product must have 2 decimal places.
Thus, 9.02 x 8 = 72.16
4. 80.9 x 4 =
Answer: 323.6809 x 4 = 3236
There is 1 decimal place in 80.9, so the product must have 1 decimal place.
Thus, 80.9 x 4 = 323.6
5. 4.23 x 100 =
Answer: 423423 x 100 = 42300
There are 2 decimal places in 4.23, so the product must have 2 decimal places.
Thus, 4.23 x 100 = 423 = 423
Tip: When 4.23 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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