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.
Mental math! aka in ur head
"Solve",
you have to solve the problem
optometrist use math 36 topics like subtracting adding mental math triangles and much more!
1800
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.
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.
Mental math! aka in ur head
you have to solve the problem
"Solve",
optometrist use math 36 topics like subtracting adding mental math triangles and much more!
yes
938759
a 'cow'culator
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.