The first line of the calculation is the same procedure as multiplying with a single digit number. In the second line we are multiplying by \(20\) (two tens). As we are multiplying by tens the unit's ...

To multiply \(23.7\) by \(4\) without using a calculator, you can set it out like this: One decimal place is used in the calculation therefore the solution should also contain one decimal place.

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 ...

This summer, battle lines were drawn over a simple math problem: 8 ÷ 2(2 + 2) = ? If you divide 8 by 2 first, you get 16, but if you multiply 2 by (2 + 2) first, you get 1. So, which answer is right?

Mathematicians have reportedly discovered a new way of multiplying two numbers together. The new technique is for really large numbers, and if it passes a peer-review, could be the fastest possible ...

Join Mrs, McCartney for a Number Talk with her friend Springling! Join Mrs, McCartney for a Number Talk with her friend Springling! Be ready to build 3-digit numbers in different ways with base ten ...