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How do you solve fraction problems using basic math?

Use the order of operations to work down multiple fractions, starting with two at a time. To multiply fractions, simply multiply the numerator by the numerator and the denominator by the denominator. The results that you get from multiplying these two numbers is the answer to the multiplication problem.\nDividing fractions is similar to multiplying fractions, except you flip the second fraction over to make the denominator's number the numerator and the numerator's number the denominator before you begin multiplying. Once the numbers are flipped and multiplied, the fraction you recei..

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How do you estimate?

An example of estimating would be 123 + 16. If the last number is less than five, then round down to a zero number, in this case 120. If the last number is five or greater than five, then round to the higher zero, in this case 20. Therefore, the problem would become 120 + 20 = 140. Estimation is commonly used in multiplication, division, algebra and other mathematical disciplines.

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How do you write thirty-one million, six thousand, one hundred fifty in expanded form?

The expanded form of a number shows the value of each digit written in an addition statement. Three is in the ten millions? place; therefore, its value is equal to 3 x 10,000,000 or 30,000,000. The given number, which is written as 31,006,150 in standard or numeric form, has 3 ten millions, 1 million, 6 thousands, 1 hundred and 5 tens.

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How do you use multiplication sheets?

Multiplication worksheets come in many different formats, including sheets that drill students with a number of problems. Using this type of worksheet, students may challenge themselves to solve as many problems as they can within a set time limit. This encourages a student to rely on times table memorization rather than trying to solve the problems in his head. These worksheets are available with the problems listed vertically or horizontally; they may also feature two-, three- or four-digit multiplication.\nA multiplication chart is another common worksheet format. Charts may be complete, or..

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How do you factor an equation by grouping?

Find the master productThe master product is the product of the coefficient of a and c, when the equation is in the standard form ax^2 + bx + c = 0. For example, the equation 3x^2 + 14x + 15 has a master product of 45.Determine what factors of ac add up to bThe coefficient of b is 14. Factors of 45 that add to 14 are 9 and 5. Rewrite the term 14x as the sum of 5x and 9x. Now your equation should look like 3x^2 + 9x + 5x + 15.Separate the term into binomialsGroup the polynomial into binomials. This leaves you with (3x^2 + 9x) + (5x + 15). After doing this, use the greatest common factor and dis..

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How are pyramids and cones alike?

In common usage, a pyramid usually refers to a cone with a quadrilateral base. This is due to the fact that pyramids with four sides are the most common type seen in ancient architecture. Egyptian pyramids, Mesopotamian ziggurats, the tombs of Chinese emperors and Aztec temples all utilize this type of pyramidal architecture.\nIn mathematics a pyramid refers to any cone with a polygonal base. Some pyramids have more specific names. For example, a pyramid with a triangular base is specifically referred to as a tetrahedron. In projective geometry, a cylinder is also classified as a cone, though ..

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How do you graph an equation?

Acquire graphing paper, and create the axesGraphing paper makes it easier draw straight lines while graphing. If you don't have any, use a straight edge to create the x and y axes on regular lined paper.Determine if the equation is linear or non-linearIf the equation is linear, then the x term has no exponent. If it is non-linear, the x term is either squared or has an exponent other than 1. Graph the linear equationSet the y term equal to zero, and solve for x. The answer for x should be graphed into a point on the x-axis. Then set the x term equal to zero, and solve for the y term. The ..

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What are first grade fractions?

In order for a child to learn fractions, a teacher uses a shape like a circle or a square and divides it into equal parts. For example, by color shading in one part of a circle that is equally divided into four parts, a teacher can depict the fraction 1/4. Using this same circular shape, a teacher can also teach children about unequal parts by showing that 1/4 is not equal to 3/4, the unshaded part of the circle.To show equal parts, she can divide a new circle into two parts. Many lesson plans on fractions for first graders also utilize objects like candy and pizzas.

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What are the geometry Regents exams?

The domains tested on the Regents geometry exam include congruence, similarity, right triangles, trigonometry, circles, expressing geometric properties with equations, modeling with geometry and geometric measurements and dimensions. There are both multiple choice questions, in which students select the correct response, and constructed response questions, in which students provide proof of the necessary steps, including formulas, diagrams and graphs. The test is administered in one booklet, and students have 3 hours to complete the test. Though students may finish early, they are not permitte..

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What is the best way to sell your elementary math lesson plans?

Many teachers sell their lesson plans through established websites, such as Teachers Pay Teachers and Teacher Lingo. These websites offer the benefit of an established customer base and can save sellers the time required to make their own website. Teachers Pay Teachers is the largest website for selling lesson plans, with over 3.4 million registered buyers and sellers as of March 2015. It offers both free accounts and premium accounts. The website charges transaction fees to users with free accounts, which decreases their profit on each product. Premium users do not have to pay the transaction..

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