Seven Times Table Tips | Dr Mike's Math Games for Kids
https://www.dr-mikes-math-games-for-kids.com/7-times-table-tips.html
WebSo, for example, 7x6 is 8x6-6, or 48-6, that is, 42. Knowing some squares can help a lot. If your child knows that 7x7=49, then the above two rules give 7x6 and 7x8 easily enough. And don't forget that 7x5=6x6-1 and 7x9=8x8-1 (See the general tips section entitled Less Than Squares). So knowing a few squares means only 7x1, 7x2, 7x3, 7x4, 7x10 ...
DA: 58 PA: 85 MOZ Rank: 31