3 x 20 = 60.
Both ! 240 = 40 x 6 OR 60 x 4.
the numbers in the 4 times tables up to 12 are: 4,8,12,16,20,24,28,32,36,40,44, and 48the numbers in the 5 times tables up to 12 are:5,10,15,20,25,30,35,40,45,50,55, and 60
15, 30, 45, 60 and so on.
I can find 13 ways, not just 7, to make 60 from adding numbers in the 4, 5 and 9 times tables.
12, 24, 36, 48, 60 . . .
Because they are tables of the numbers that are the result of "times"-ing a number.
Times tables
1 x 60, 2 x 30, 3 x 20, 4 x 15, 5 x 12, 6 x 10 = 60
55 and its multiples. 1, 5, and 55 are all in both the 5 times and 11 times tables.
4,8,12,16,20,24,28,32,36,40,44,48,52,56,60,64,68,72,76,80,84,88,92,96,100
0 6 12 18 24 30 36 42 48 54 60 66 72