3 years ago

Explain how a bar model can be used to show a subtraction problem

2 answers:

4 0

Bar model. Visual representation of a number using unit cubes, lines (of 10 cubes), sheets (of 100 cubes) and boxes (of 1000 cubes). Used in pictorial approach to solving addition and subtraction problems.

nika2105 [10]3 years ago

4 0

100 cubes also do you play roblox by any chance

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Reduce anwers to terms simplify improper fractions as mixed 4 1/4 -2 3/4 =

devlian [24]

Answer:

Improper: 3/2

Mixed: 1 1/2

Step-by-step explanation:

I believe this is right, if not feel free to critique me and I will fix it. I'm sorry in advance if it is incorrect.

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2 years ago

I forget how to turn fractions into percent

Illusion [34]

Divide the top of the fraction by the bottom,then multiply your answer by 100

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2 years ago

What is the solution of the proportion? 14/12 = D/48 a. 56 b. 672 c. 168 d. 576

Verdich [7]

So basically we can simplify the fraction by finding the gcf which is the greatest common factor so 14/12 both have 2 in common we simplify that by dividing by 2 so 14÷2 is 7/6 is the fraction on the left hand side and d/48 is the fraction on the right hand side so to solve for d we have to divide 336/6 whixh equals 56 as tour answer. Hoped this helped!!

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3 years ago

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An airplane flies 3,080 km from Houston to New York at a speed of 770 km/h. How long did it take the plane to travel that distan

garik1379 [7]

Answer:

time = distance/speed

3080/770 = 4

So it took 4 hours.

Step-by-step explanation:

5 0

2 years ago

What is the rate of change of the function?

vaieri [72.5K]

<h3>Answer is -2</h3>

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2 years ago