Question

Which number should come next in this series?25,24,22,19,15

Answer 1

the answer is 10
25-1=24
24-2=22
22-3=19
19-4=15
15-5=10

Answer 2

the next no. should be 10 because the numbers are consecutively minus
25-1 = 24
24-2 = 22
22-3 = 19
19-4 = 15
15-5 = 10