dude.
simple math.
if regular price is, say, $30...you can easily figure out 10% of $30 is $3...then multiply THAT by 3... to get 30%...
anyways, in this example, 30% off $30 is $9 off. The price you would pay is $21...
: D
2007-06-04 07:18:22
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answer #1
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answered by Anonymous
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Say the item is £100.
You need to work out 30%.
10% = £100 divided by 10, which is obviously £10.
So then do 10% = £10 x 3...
Which equals 30% = £30
Then take this away from the total price.
So £100 - £30 = £70.
Change the £100 for the price and there you have it.
2007-06-04 07:23:29
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answer #2
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answered by I ♥ Skinny Jeans 4
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If I had a calculator, I would multiply the regular price by 70%. If I didn't have a calculator, I would multiply in my head the regular price by 10% three times and then subtract from the regular price. I am not all that great with math but this usually works for me. If not accurate, it gives a close approximation.
2007-06-04 07:20:58
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answer #3
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answered by SgtMoto 6
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Thirty percent off the price is calculated as follows:
Take 100% - 30% off and you get 70 %. Decimally that equals .7
Multiply the regular price times .7. If the price of something is $8.99 round that off to $9.00. The purchase price is then $9.00 times .7 = $6.30. You'll be able to do all that in your head with practice.
2007-06-04 07:22:02
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answer #4
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answered by Joline 6
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first you c how many times 30 can go into 100 which is 3.3 times then diviide the price by that and watever u get subtract it from the actual price!!
-For ex: say i want to kno how much 30% will be off $50, 30 can go into 100 3.3 times so then 50 divided by 3.3 is $15.15 so then u would take $15.15 away from $50.00 which would give u $34.85 and thats the total!!!!!!!
2007-06-04 07:46:38
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answer #5
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answered by Maddie Kool 1
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Take the price of the item and multipy it be 30%. Example, lets say you are going to use your cellphone to do the math. 19.99 x 30 and instead of hitting = you hit the percent sign. Now subtract that from the price
2007-06-04 07:19:39
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answer #6
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answered by Ming Merc 2
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you times the regular price by .3 and then subtract that number from the regular price.
2007-06-04 07:19:18
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answer #7
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answered by mimi 2
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regular price times .3 = Y
regular price minus Y = what you will pay
2007-06-04 07:19:19
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answer #8
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answered by apples17 2
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The price times .30 will give you your savings.
2007-06-04 07:17:39
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answer #9
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answered by Jukebox 5
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1. Multiply the price by .30
2. Subtract the answer of that from the original price
3. That should be your subtotal w/o tax
2007-06-04 07:22:27
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answer #10
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answered by alexiswylie10 2
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