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Q: How do you use mental math to solve 80 divided by 40?

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1800

they use science, engineering, and math to solve math problems for businesses.

IF they are math related, write appropriate equations and then apply math rules to solve the equations.

If you use mental math, you can't go back to see where you messed up. Plus some teachers are picky and want you to show your work. But unless you're very good at math, and can do it mentally and not get a single thing wrong, then good. However, I think you should still solve it on PAPER.

Use photo math

Anesthesiologists use trigonometry to solve their type of math.

Mental math! aka in ur head

optometrist use math 36 topics like subtracting adding mental math triangles and much more!

70

to solve the problems

a 'cow'culator

you have to solve the problem

"Solve",

yes

938759

Scientists will generally use their brains to solve math or other problems. Once they have established the mathematical formula to be solved, they would use a computer or (scientific) calculator to evaluate the math problem and get a solution.

You can, if you wish.

use one step equation.

The abacus

3.75

50

mental math

m = 2 because the 63 element cancels each other out

use mental math

All of the above are.

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