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| Quiz : Type the product obtained on multiplying the following decimals. |
1. 19.4 x 8 =
Answer: 155.2194 x 8 = 1552.0
There is 1 decimal place in 19.4, so the product must have 1 decimal place.
Thus, 19.4 x 8 = 155.2
2. 1.55 x 4 =
Answer: 6.20155 x 4 = 620
There are 2 decimal places in 1.55, so the product must have 2 decimal places.
Thus, 1.55 x 4 = 6.20
3. 9.73 x 3 =
Answer: 29.19973 x 3 = 2919
There are 2 decimal places in 9.73, so the product must have 2 decimal places.
Thus, 9.73 x 3 = 29.19
4. 64.3 x 2 =
Answer: 128.6643 x 2 = 1286
There is 1 decimal place in 64.3, so the product must have 1 decimal place.
Thus, 64.3 x 2 = 128.6
5. 6.61 x 100 =
Answer: 661661 x 100 = 66100
There are 2 decimal places in 6.61, so the product must have 2 decimal places.
Thus, 6.61 x 100 = 661 = 661
Tip: When 6.61 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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