Estimate the sum of 487 and 310

Answers

Answer 1
Answer:

The sum of the numbers 487 and 310 is 797.

What is summation?

The process of increment of any number of quantities or the process of integrating small parts to make a big part is called summation.

Expression in maths is defined as the collection of numbers variables and functions by using signs like addition, subtraction, multiplication, and division.

In math, addition is the process of adding two or more integers together. Addends are the numbers that are added, while the total refers to the outcome of the operation.

Given that the numbers are 487 and 310. The summation of the numbers will be calculated as:-

Summation = 310+487

Summation  = 797

Therefore, the sum of the numbers 487 and 310 is 797.

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Answer 2
Answer: 487 is almost 500, so we will approximate 487 as 500.
310 is just over 300, so we will approximate 310 as 300.

300+500=800 (estimation)
310+487=797 (actual)

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What type of number is -4n

Answers

Answer:

if there is a letter in "number" then it is a variable. By the way type of the number is negative

Consider points A (2,2), B (7,8), and C (13,8)

Answers

Answer:

ds

Step-by-step explanation:

What is three and seven eights as an improper fraction

Answers

well 3 x 8 = 24 + 7 = 31 so 31/8
The answer is 31/8 because 8 X 3 is 24 then you add 7 to 24.

Line L is perpendicular to chord AB which statement is true

Answers

Answer:

\bar {AQ} =\bar {QB}

Step-by-step explanation:

Since line L passes through the center of the circle and it is perpendicular to chord AB, it bisects chord AB.

This means that L is the locus of points equidistant from A and B.

This also means that Q is the midpoint of AB.

Hence the correct answer is \bar {AQ} =\bar {QB}

a high school athletic department bought 40 soccer uniforms at a cost of 3000. after soccer season, they returned some of the uniforms but only received 40 dollars per uniform. what was eas the difference between what they paid for each uniform and what they got for each return ?

Answers

The difference between what they paid for each uniform and what they got for each return is  $1400.

What is an expression?

An expression is a number, or a variable, or a combination of numbers and variables and operation symbols.

Now it is given that,

Number of uniforms bought = 40

Total cost of uniforms = $3000

Now given returning cost = $40 per uniform

So, returning cost of all uniforms = $40*40

returning cost of all uniforms = $1600

Thus, the difference between what they paid for each uniform and what they got for each return = $3000- $1600

⇒  the difference between what they paid for each uniform and what they got for each return = $1400

Thus, the difference between what they paid for each uniform and what they got for each return is  $1400.

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So,

To find the difference between the initial price and the return price, we first need to find the initial price per uniform.  To do that, we will divide the total initial cost of the uniforms by the number of uniforms bought.

(3000)/(40) = (300)/(4)= (150)/(2) =75

Initially, each uniform cost $75.

When they returned some uniforms, they only received $40 per uniform.  What's the difference between that price and the initial price?

75 - 40 = $35

The different between what they paid for each uniform and what they got for each return was $35.

The legs of a right triangle measure 6 inches and 12 inches what is the area fo the triangle

Answers

Answer: 36

Step-by-step explanation:

The area of a triangle is (1/2)lw <- that just means that a triangle is half a square. Length * width is the original formula for solving the area of a square.

6 * 12 = 72; 72/2 = 36

36 because the triangle formula is half of base times height. Base times height would be 72 so half of that is 36