It helps you write numbers.
You can do calculations using a pencil to write on paper!
It helps you write numbers.
mental math is doing the math in your head or in your mind but not in a calculator or pencil and paper
Pencil and paper.
Calculator, Pencil, Paper
the answer to math worksheet d-49
A book, a pencil, a pen, and mostly, a brain.
Write a number with a pencil. If you erase it, then it DISAPPEARS!
you take your pencil and paper and answer it
A compass, a divider, or a sharpened pencil.
mental math
class