Most of us have little trouble working out how many millilitres are in 2.4 litres of water (it’s 2,400). But the same can’t ...

Build, read, write, and represent three-digit numbers using base-10 blocks and symbols. Build, read, write (in standard and expanded form), and represent three-digit numbers using base-10 blocks and ...

Practice time! Build, read, & write three-digit numbers using base-10 blocks and symbols. Practice time! Build, read, write (in standard and expanded form), and represent three-digit numbers using ...

Numbers have mattered to humans since the earliest civilizations…but some have mattered more than others. There are certain numbers that we know represent fact. There are 60 minutes in an hour, 360 ...

Watch this video about finding the position of numbers on a number line using tens and ones (also known as units). There are many different ways of representing the number 46. Here we have used ...