Turn and talk with sentence stems: Give sentence starters at multiple levels: “Multiplication is…” for some students, and ...

This lesson covers solved numerical problems on molarity, molality, mole fraction, and percentage concentrations to help you clearly understand solution concentration concepts in chemistry.

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. Sir Keir Starmer’s handwritten letter to Angela Rayner went beyond the normal resignation niceties. He spoke of ...

Multiplication is a fundamental skill in mathematics, but some number combinations can appear tricky. Imagine being able to quickly multiply numbers like 35 x 35 or 65 x 65 in your head, almost ...

A preferred buyer for the UK’s largest water company would “multiply” the problems of the troubled utility firm, it has been warned at Westminster. Concerns over the selection by Thames Water of US ...

It’s surprisingly difficult to prove one of the most basic properties of a number: whether it can be written as a fraction. A broad new method can help settle this ancient question. In June 1978, the ...

Rohit Sharma, the India captain, is to be dropped for the final Test of the series in Australia, with Jasprit Bumrah leading his country in the must-win clash instead. At 2-1 down in the series, India ...

China’s go-go days are behind it as the world’s second-largest economy struggles with the bursting of the biggest real-estate bubble ever. Now, China’s goal of overtaking the U.S. as the world’s ...

Fractions are a foundational concept in mathematics, essential for understanding parts of a whole. Fractions help learn ratios, percentages, and algebra better. Dividing pizza is a practical example ...

Real Madrid are no longer alone in posing a threat to Liverpool over the future of Trent Alexander-Arnold, while sources have put forward very different views on whether he’ll sign a new contract at ...

Americans of color are apparently moving to the right. Donald Trump is poised to make historic gains with nonwhite voters in November, according to recent polling, accelerating the racial ...