Chapter 1

Number Systems

Whole numbers, Integers and rational numbers ops

medium • 1 min read

Divisibility rules for numbers 2 to 11 simplified

medium • 2 min read

Units digit and remainder theorems basic tasks help

medium • 3 min read

Fractions and Decimals: Conversion and comparison

medium • 4 min read

Simplifying mixed fractions and decimals in sums

medium • 5 min read

Chapter 2

LCM and HCF

Finding LCM and HCF of two or three numbers

medium • 1 min read

Applications of LCM/HCF in word problems logic

medium • 2 min read

Relationship between products of numbers and LCM/HCF

medium • 3 min read

Factoring numbers into prime constituents basics

medium • 4 min read

Solving interval based puzzles using LCM rules

medium • 5 min read

Chapter 3

Elementary Computation

Applying BODMAS for multi-operator equations entries

medium • 1 min read

Computation of whole numbers and speed maths shortcuts

medium • 2 min read

Rounding off values for approximation methods tips

medium • 3 min read

Decimal to Fraction conversion for calculation speed

medium • 4 min read

Identifying the relationship between number sets logic

medium • 5 min read

Chapter 4

Ratio and Proportion

Comparing ratios of two or three variables basics

medium • 1 min read

Proportion: Direct and Inverse relationship logic

medium • 2 min read

Partnership: Investment and profit sharing ratio help

medium • 3 min read

Scaling of ratios and group sharing problems task

medium • 4 min read

Scaling values in maps and diagrams using ratios

medium • 5 min read

Chapter 5

Averages of groups

Averages of numbers, age and weight for groups tips

medium • 1 min read

Weighted mean calculations for complex sets analysis

medium • 2 min read

Standard average: Mean, Median and Mode basics news

medium • 3 min read

Finding the average of a sequential number list

medium • 4 min read

Impact of adding/removing an element on average

medium • 5 min read