Keyword Analysis & Research: why use plus sign in excel formula

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why use plus sign in excel formula	1.25	0.7	5261	1	34
why	1.82	0.1	74	73	3
use	1.95	1	4766	86	3
plus	1.77	0.4	2437	2	4
sign	1.58	0.3	1900	12	4
in	1.81	0.8	3616	96	2
excel	0.79	0.5	2777	49	5
formula	1.86	0.6	4218	34	7

Keyword	CPC	PCC	Volume	Score
why use plus sign in excel formula	0.32	0.2	2380	10