Keyword Analysis & Research: what year was the calculator invented

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what year was the calculator invented	1.08	0.9	3422	29	37
what	1.38	0.2	3348	60	4
year	0.72	0.5	1966	90	4
was	1.46	0.6	9519	25	3
the	1.62	0.1	2286	33	3
calculator	0.54	0.4	8872	9	10
invented	0.49	0.1	3144	73	8

Keyword	CPC	PCC	Volume	Score
what year was the calculator invented	1.84	1	8088	43