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| Quiz : Type the product obtained on multiplying the following decimals. |
1. 33.9 x 6 =
Answer: 203.4339 x 6 = 2034.0
There is 1 decimal place in 33.9, so the product must have 1 decimal place.
Thus, 33.9 x 6 = 203.4
2. 2.68 x 2 =
Answer: 5.36268 x 2 = 536
There are 2 decimal places in 2.68, so the product must have 2 decimal places.
Thus, 2.68 x 2 = 5.36
3. 8.32 x 5 =
Answer: 41.60832 x 5 = 4160
There are 2 decimal places in 8.32, so the product must have 2 decimal places.
Thus, 8.32 x 5 = 41.60
4. 80.7 x 4 =
Answer: 322.8807 x 4 = 3228
There is 1 decimal place in 80.7, so the product must have 1 decimal place.
Thus, 80.7 x 4 = 322.8
5. 1.80 x 10 =
Answer: 18180 x 10 = 1800
There are 2 decimal places in 1.80, so the product must have 2 decimal places.
Thus, 1.80 x 10 = 18 = 18
Tip: When 1.80 is multiplied by 10 , the decimal point shifts to the right by 1 place(s).
Try the Quiz : Arithmetic Homework Help : Decimal Multiplication
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