# Meet Zequals, a mental math tool

Can some simple rounding help us be more accurate and confident with mental math? The man behind this symbol proposes just that: And it turns out it’s fairly accurate: Basically, using some simplification of numbers we can do mental multiplication more accurately (generally).Â Confused by the squiggles and colors? Don’t be intimidated. Read more:Â Zequals: the new symbol that will make us all better at sums | … Continue reading Meet Zequals, a mental math tool