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3 years ago

Complete th addition sentences showing two ways to the sum. 5+4+2=

Mathematics

2 answers:

Darya [45]3 years ago

8 0

5+4+2=11 or go like this 20-17=3×3=9+2

tiny-mole [99]3 years ago

6 0

5+4+2= 11
4+5+2= 11
2+4+5=11

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Alejandro uses the steps below to convert

dezoksy [38]

Answer:

The division was computed incorrectly.

Step-by-step explanation:

Given

Workings:

$\frac{5}{8}$ to percentage

$\frac{8}{5} = 1.6 = 160\%$

Required

Explain his error

The question says 5/8

Instead, Alejandro's working shows 8/5.

This working is done in an incorrect order and the correct solution is:

Let

$x = \frac{5}{8}$

Solve the fraction

$x = 0.625$

Multiply by 100%

$x = 0.625 * 100\%$

$x = 62.5\%$

<em>Hence, option (a) is correct.</em>

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Answer:

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3 years ago

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Lynna [10]

Answer:

Step-by-step explanation:

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3 years ago

What is the sum of the polynomials?

lesya [120]

Add the like terms:

8x2+x2=9x2

-9y2-3y2=-12y2

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Combine each term:

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3 years ago

What does a line mean in a maths equation

Cerrena [4.2K]

A line means divided by

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3 years ago