#maths #mathematics #mathstricks #mathshorts #math #shorts #shortvideo

[димаконтик]

7×3-3=18, 5×6-6=24, 4×3-3=9, 6×8-8=40

[TheBgvideo]

7x3=21-3=18
5X30=30-6=24
4x3=12-3=9
6x8=48-8=40

[SudaisSambolawan-ij]

I'm a pro at these wach and learn 48

[juliorendon]

Answer is 40

18= 6x3 (7-1)
24= 4x6 (5-1)
9= 3x3 (4-1)
(6-1)x8=40