Filter by
Showing 1–4 of 4 results
Mastery: Reasoning and Problem-Solving
Division as the inverse of multiplication
In-depth Investigation: Ip Dip from nrich.maths.org
Mastery: Reasoning and Problem-Solving
In-depth Investigation: Secret Number
Annie and Ben are playing a game with a calculator. What was Annie's secret number? Adapt numbers used to ensure addition by bridging. Secret Number from nrich.maths.org.
