Shows an easy way to square numbers ending in 5 such as 65 times 65, etc. Shows an alternate way to multiply decimals using a lattice. Youtube videos by Julie Harland are organized at [ Ссылка ]
funsqwith5.mp4
Square numbers ending in 5
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![[1/2] ЗУБЫ. Структура, формирующая личность](https://i.ytimg.com/vi/pNZ1O58Iuds/mqdefault.jpg)
![БУХГАЛТЕРСКИЕ ПРОВОДКИ с нуля: ПОЛНЫЙ КУРС за 5 часов [ТЕОРИЯ 📚 + ПРАКТИКА 💻]](https://i.ytimg.com/vi/wEZ1CqCWSXg/mqdefault.jpg)
