fast math . com
9568822
mental math.because you do it in your brain
Just go on Google then type fastt math download Sorry Download Fast math then click one of the icons
you put in your lunch pin for example 46573
The only way to get good at math fast is to practice.
fast math . com
i am not in middle school but we use fast math you have to have your user name and a lunch pin for when we use fast math but yours might be differen t
practice
Use A Calculator,"
9568822
The more you practice, the faster you get.
it is an electronic
mental math.because you do it in your brain
go river deep and click to go math write grade
vedic maths