Question

Write the first four products of two numbers with difference 4 starting from in the following order:

1,2,3,4,5,6.....

Answer 1

1 $\times$ 5 = 5 (5 − 1 = 4)
2 $\times$ 6 = 12 (6 − 2 = 4)
3 $\times$ 7 = 21 (7 − 3 = 4)
4 $\times$ 8 = 32 (8 − 4 = 4)