Arithmetic


What is the lowest common multiple of 9 and 12 September 3

What is the lowest common multiple of 9 and 12
The best method to find the least common multiple is to split both numbers into prime factors. That means 9 is 3 x 3, and 12 is 2 x 2 x 3. Next, it is best to count how many times each prime ...

What activities can I do when teaching addition and subtraction for kindergarten September 3

What activities can I do when teaching addition and subtraction for kindergarten
According to Math-Salamanders.com, children in kindergarten should be able to read, write and count up to 25, as well as be able to perform operations with numbers up to 10. Worksheets with ...

What is the answer to 18 x 5 September 3

The multiplication function is defined as the sum of one number when added to itself the amount of times indicated by the second number. For example, in 18 x 5, the solution can be found by adding together the number 18 a total of five times, as in 1

What is a verbal model in math September 3

What is a verbal model in math
For example, the following is a verbal phrase: "John went to the store and bought five apples. Each apple cost $1.25. How much did John spend before tax?" To translate it to a verb ...

How are integers added September 3

There are several types of numbers in mathematics: counting, whole, integer, fraction, rational, irrational, real, imaginary and complex. Counting numbers include 1, 2, 3, 4, 5 and so on, while whole numbers are counting numbers including zero.Fracti

What is the square root of 106 September 3

For the number 106, the formula for the square root is expressed as 10.29 times 10.29 equals 106. Graphing calculators contain the function to determine the square root, as many basic calculators do not offer that function. Although sometimes a numbe

What are integers September 3

The act of counting refers to the act of determining the number of elements in a set of generic objects. Counting is usually performed using a set of predetermined distinct counters. In base 10 and using Hindu-Arabic numerals, these counters are comm

How do you write 15 as a fraction September 3

To write 1.5 as a fraction, the decimal .5 must be expressed over 1, then multiplied so that it can be expressed as a fraction. After the .5 portion of the numeral has been converted, the final answer can either be expressed as mixed-number fraction

How do you subtract hexadecimal numbers September 3

Understand how to count with hexadecimal numbersJust as the decimal system has 10 digits, 0 through 9, the hexadecimal system has 16 digits. The 16 digits of hexadecimal are 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D, E and F. Convert hexadecimal lette

What are funny math problems September 3

Another funny math problem is: "If I start with $10 and spend all but $3, how much do I have left?" The answer is $3; however, many people expect the $3 to be the amount spent and are fooled into saying "$7." An amusing mathematical pa

How do you calculate the perimeter of the base of a rectangular prism September 3

How do you calculate the perimeter of the base of a rectangular prism
Determine the dimensions of the baseThe base of a rectangular prism has four sides. The two lengths of the base are equal and the two widths are equal as well. Measure the sides using a rule ...

Who invented addition September 3

Who invented addition
Men in the New Stone Age had a rudimentary idea of addition. The ancient Greeks and Romans also carried out addition. Philosophers in ancient India contributed to the concept of addition by ...

Who created scientific notation September 3

Rene Descartes was the first person to use the concept of exponential notation in 1637. He used superscript to express exponents, such as 2x, where x is any power. However, scientific notation uses 10 as the base. Mathematicians use positive powers f

What is vedic math September 3

The sutras take poetic form because the Indians in the Vedic age wrote all technical knowledge, including textbooks, in such verses. This was done to make memorization easier and to lighten the burden of education. A single sutra can describe a varie

What is a fact family in arithmetic September 3

What is a fact family in arithmetic
Fact families illustrate number relationships and the conceptual relationship between addition and subtractions which can be demonstrated in four different equations. Using 3, 5 and 8 as exa ...

How do you change a fraction to a percent September 3

How do you change a fraction to a percent
Simplify the fractionPercent literally means "per hundred," so the fraction has to be rewritten to express the same ratio out of 100. For an example, take the fraction 4/6. Because ...

What is an array in math September 3

What is an array in math
Most commonly, arrays are presented in rows and columns of dots, cubes, grids or other formats to teach students multiplication. For instance, the student might be presented with a grid cont ...
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