Articles by MathIt

Fractions explained for parents: what school teaches now and how to help at home
Fractions changed since most parents learned them. This guide explains equal parts, the number line, equivalent fractions, comparing and adding with unlike denominators, with worked examples you can do at the kitchen table.

How to calculate percentages: three formulas and the mental shortcuts
Every percentage question is one of three calculations. Here are the three formulas with a worked example each, the 10% trick for doing them in your head, and the mistakes that make a sale price or a news headline come out wrong.

How to teach long division, with worked examples
The four steps of long division, three fully worked examples, the partial quotients method many schools teach first, and the mistakes that cost the most marks.

How to Get Better at Math as an Adult: A Realistic 60-Day Plan
Most adults who feel bad at math have three or four specific gaps rather than a general weakness. Here is how to find them in 20 minutes and close them over 60 days.

Signs of dyscalculia in children: what parents notice first
How dyscalculia shows up at different ages, how to tell it apart from math anxiety or a missed topic, who can carry out a real assessment, and what helps at home in the meantime.

The order of operations, worked out step by step
One rule, several acronyms, and one detail almost everyone gets wrong. Five worked examples from a single multiplication up to nested brackets with an exponent, plus an honest answer to the viral equations.

Math Skills by Grade: A Parent Checklist for Grades 1 to 6
What children are expected to master in each of grades 1 to 6, the 20-second checks that show whether a skill is there, and what to do at home when you find a gap.

Mental math tricks you can learn in one sitting
A working set of calculation shortcuts for adults and older students: the rule, a worked example, the mistake it invites, and the drill that makes it automatic.

Learn the times tables fast: the ten facts that take real work
Most of that frightening grid runs on rules and patterns. This guide names the ten multiplication facts your child has to memorize and sets out a four-week routine that fits into ten minutes a day.
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