3 - 3 x 6 + 2 answer

After posting Trending: Only for genius?? Even with the hint about remembering the order of operations, people still got it wrong on my poll.

After posting Trending: Only for genius?? Even with the hint about remembering the order of operations, people still got it wrong on my poll. So I am adding this explanation section to the top of the article it is similar to information in the linked related posts. So, Multiplication and Division can be done at the same time and then Addition and Subtraction can be done at the same time. The order is irrelevant. In fact, Division is just Multiplication of the inverse number. Also, Subtraction is just Addition of a negative number.

3 - 3 x 6 + 2 answer

Last week, I posted a couple of articles with a maths problem that has been trending on the Book of Face. If you have not read them and answered the poll in the first article, please do that now:. Many of those who understand the concept of Order of Operations do the multiplication or division first failed to apply it properly and of those who did apply it correctly, then failed to perform the addition or subtraction parts correctly. Apply the Order of Operations. Remembering number lines, with negative numbers on the left of the zero and positive numbers on the right. If I have a negative number and add a positive number to it, it will make the result less negative. The most popular incorrect answer was This is the answer you will get if you correctly apply Order of Operations, but then incorrectly add 2 to Below is an example to help you with this:. The next most popular incorrect answer was 2. This is the answer you will get if you ignore Order of Operations and just calculate each part of the equation from left to right.

Hi Roberto Thanks for the feedback. This is a read only version of the page. If your calculator behaves in this simple way, you would need to apply the rules yourself.

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3 - 3 x 6 + 2 answer

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Try again without adding brackets. In Standard mode, it calculates as you type and so incorrectly gives the answer as 2. Email Required Name Required Website. Hi Lynn Adding the brackets changes the equation entirely. But you can still calculate right to left and get the correct answer of I am not sure what you are asking. Also, Subtraction is just Addition of a negative number. Leave a comment Cancel reply. Subtraction is just negative addition. So I am adding this explanation section to the top of the article it is similar to information in the linked related posts. It is you that ignored the minus sign and broke the rules.

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It makes no difference whether you do subtraction before addition or addition before subtraction. In the roles of BODMAS we have to respect the arithmetical signs from left to right, and each sign have to be delt with separately one after the other. Subtract positives or adding negatives moves left on the line. My Dear Aunt Sally. If your assumption of the negative value is true, you cannot insert a subtraction symbol as well. You cannot ignore the minus sign in front of the Anyhow I think more people are getting the subtraction and addition part wrong than those not performing the multiplication first. Some people learn the menomic as BI[MD][AS], with the brackets indicating that multiplication and division can be performed together as long as they are done before addition and subtraction which also can be performed together. Filed under: Fun Tagged: Fun. The order is irrelevant as long as it is after Multiplication and Division which can also be performed together. Hi Ethan Multiplication and Division can happen at the same time as long as they are before addition and subtraction which can also happen at the same time. In English you take two negatives and make one; in math you take zero negatives and create one negative. In Europe we would write it this way: 4 x 3 : 2. Did you not learn to multiply first at school? Even with the hint about remembering the order of operations, people still got it wrong on my poll.