2 মিনিটের পড়া
How to calculate percentages: the three types of problem
How to solve percentage problems of all three kinds — a percentage of an amount, one number as a percentage of another, and percentage change — with checked examples.
দৈনন্দিন গণিত
শতাংশ, অনুপাত, একক রূপান্তর, তারিখ ও সময়।
2টি লেখা
1 মিনিটের পড়া
Ratios and proportions
Simplify ratios, share amounts in a ratio, and solve proportions — the maths behind recipes, maps and scale models.