| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| history of calculators timeline | 0.63 | 0.3 | 9869 | 55 | 31 |
| history | 1.29 | 0.9 | 1544 | 72 | 7 |
| of | 0.63 | 0.3 | 7699 | 19 | 2 |
| calculators | 1.07 | 0.1 | 4479 | 24 | 11 |
| timeline | 1.19 | 0.5 | 2031 | 23 | 8 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| history of calculators timeline | 1.22 | 0.7 | 6447 | 58 |
| invention of calculator timeline | 1.74 | 0.7 | 619 | 15 |
| the history of calculators | 0.96 | 0.5 | 8870 | 64 |
| history of calculus timeline | 1.73 | 1 | 5389 | 77 |
| when were calculators introduced | 0.14 | 0.9 | 7533 | 66 |
| when were calculators made | 1.17 | 0.1 | 5811 | 48 |
| how long have calculators been around | 1.32 | 0.4 | 5243 | 49 |
| what year were calculators invented | 1.81 | 0.6 | 7811 | 84 |
| when were calculators invented | 1.13 | 1 | 2179 | 11 |
| online calculator with history | 0.57 | 0.7 | 7017 | 60 |
| when did calculators become common | 1.81 | 0.6 | 3442 | 44 |
| when were modern calculators invented | 1.01 | 0.9 | 3221 | 4 |
| when did calculators come out | 1.56 | 0.3 | 1894 | 91 |
| when was the first calculator created | 0.46 | 0.1 | 1332 | 7 |
