| Percentage | Formula | Result |
| 50% of 42 | 50 / 100 x 42 | 21 |
| 50% of 42 | 50 x .01 x 42 | 21 |
| Percentage | Number |
| 50% of 42.01 | 21.005 |
| 50% of 42.02 | 21.01 |
| 50% of 42.03 | 21.015 |
| 50% of 42.04 | 21.02 |
| 50% of 42.05 | 21.025 |
| 50% of 42.06 | 21.03 |
| 50% of 42.07 | 21.035 |
| 50% of 42.08 | 21.04 |
| 50% of 42.09 | 21.045 |
| 50% of 42.1 | 21.05 |
| 50% of 42.11 | 21.055 |
| 50% of 42.12 | 21.06 |
| 50% of 42.13 | 21.065 |
| 50% of 42.14 | 21.07 |
| 50% of 42.15 | 21.075 |
| 50% of 42.16 | 21.08 |
| 50% of 42.17 | 21.085 |
| 50% of 42.18 | 21.09 |
| 50% of 42.19 | 21.095 |
| 50% of 42.2 | 21.1 |
| 50% of 42.21 | 21.105 |
| 50% of 42.22 | 21.11 |
| 50% of 42.23 | 21.115 |
| 50% of 42.24 | 21.12 |
| 50% of 42.25 | 21.125 |
| 50% of 42.26 | 21.13 |
| 50% of 42.27 | 21.135 |
| 50% of 42.28 | 21.14 |
| 50% of 42.29 | 21.145 |
| 50% of 42.3 | 21.15 |
| 50% of 42.31 | 21.155 |
| 50% of 42.32 | 21.16 |
| 50% of 42.33 | 21.165 |
| 50% of 42.34 | 21.17 |
| 50% of 42.35 | 21.175 |
| 50% of 42.36 | 21.18 |
| 50% of 42.37 | 21.185 |
| 50% of 42.38 | 21.19 |
| 50% of 42.39 | 21.195 |
| 50% of 42.4 | 21.2 |
| 50% of 42.41 | 21.205 |
| 50% of 42.42 | 21.21 |
| 50% of 42.43 | 21.215 |
| 50% of 42.44 | 21.22 |
| 50% of 42.45 | 21.225 |
| 50% of 42.46 | 21.23 |
| 50% of 42.47 | 21.235 |
| 50% of 42.48 | 21.24 |
| 50% of 42.49 | 21.245 |
| 50% of 42.5 | 21.25 |
| 50% of 42.51 | 21.255 |
| Percentage | Number |
| 50% of 42.51 | 21.255 |
| 50% of 42.52 | 21.26 |
| 50% of 42.53 | 21.265 |
| 50% of 42.54 | 21.27 |
| 50% of 42.55 | 21.275 |
| 50% of 42.56 | 21.28 |
| 50% of 42.57 | 21.285 |
| 50% of 42.58 | 21.29 |
| 50% of 42.59 | 21.295 |
| 50% of 42.6 | 21.3 |
| 50% of 42.61 | 21.305 |
| 50% of 42.62 | 21.31 |
| 50% of 42.63 | 21.315 |
| 50% of 42.64 | 21.32 |
| 50% of 42.65 | 21.325 |
| 50% of 42.66 | 21.33 |
| 50% of 42.67 | 21.335 |
| 50% of 42.68 | 21.34 |
| 50% of 42.69 | 21.345 |
| 50% of 42.7 | 21.35 |
| 50% of 42.71 | 21.355 |
| 50% of 42.72 | 21.36 |
| 50% of 42.73 | 21.365 |
| 50% of 42.74 | 21.37 |
| 50% of 42.75 | 21.375 |
| 50% of 42.76 | 21.38 |
| 50% of 42.77 | 21.385 |
| 50% of 42.78 | 21.39 |
| 50% of 42.79 | 21.395 |
| 50% of 42.8 | 21.4 |
| 50% of 42.81 | 21.405 |
| 50% of 42.82 | 21.41 |
| 50% of 42.83 | 21.415 |
| 50% of 42.84 | 21.42 |
| 50% of 42.85 | 21.425 |
| 50% of 42.86 | 21.43 |
| 50% of 42.87 | 21.435 |
| 50% of 42.88 | 21.44 |
| 50% of 42.89 | 21.445 |
| 50% of 42.9 | 21.45 |
| 50% of 42.91 | 21.455 |
| 50% of 42.92 | 21.46 |
| 50% of 42.93 | 21.465 |
| 50% of 42.94 | 21.47 |
| 50% of 42.95 | 21.475 |
| 50% of 42.96 | 21.48 |
| 50% of 42.97 | 21.485 |
| 50% of 42.98 | 21.49 |
| 50% of 42.99 | 21.495 |
| 50% of 43 | 21.5 |
| 50% of 43.01 | 21.505 |
| Percentage | Number |
| 50.01% of 42 | 21.004 |
| 50.02% of 42 | 21.008 |
| 50.03% of 42 | 21.013 |
| 50.04% of 42 | 21.017 |
| 50.05% of 42 | 21.021 |
| 50.06% of 42 | 21.025 |
| 50.07% of 42 | 21.029 |
| 50.08% of 42 | 21.034 |
| 50.09% of 42 | 21.038 |
| 50.1% of 42 | 21.042 |
| 50.11% of 42 | 21.046 |
| 50.12% of 42 | 21.05 |
| 50.13% of 42 | 21.055 |
| 50.14% of 42 | 21.059 |
| 50.15% of 42 | 21.063 |
| 50.16% of 42 | 21.067 |
| 50.17% of 42 | 21.071 |
| 50.18% of 42 | 21.076 |
| 50.19% of 42 | 21.08 |
| 50.2% of 42 | 21.084 |
| 50.21% of 42 | 21.088 |
| 50.22% of 42 | 21.092 |
| 50.23% of 42 | 21.097 |
| 50.24% of 42 | 21.101 |
| 50.25% of 42 | 21.105 |
| 50.26% of 42 | 21.109 |
| 50.27% of 42 | 21.113 |
| 50.28% of 42 | 21.118 |
| 50.29% of 42 | 21.122 |
| 50.3% of 42 | 21.126 |
| 50.31% of 42 | 21.13 |
| 50.32% of 42 | 21.134 |
| 50.33% of 42 | 21.139 |
| 50.34% of 42 | 21.143 |
| 50.35% of 42 | 21.147 |
| 50.36% of 42 | 21.151 |
| 50.37% of 42 | 21.155 |
| 50.38% of 42 | 21.16 |
| 50.39% of 42 | 21.164 |
| 50.4% of 42 | 21.168 |
| 50.41% of 42 | 21.172 |
| 50.42% of 42 | 21.176 |
| 50.43% of 42 | 21.181 |
| 50.44% of 42 | 21.185 |
| 50.45% of 42 | 21.189 |
| 50.46% of 42 | 21.193 |
| 50.47% of 42 | 21.197 |
| 50.48% of 42 | 21.202 |
| 50.49% of 42 | 21.206 |
| 50.5% of 42 | 21.21 |
| 50.51% of 42 | 21.214 |
| Percentage | Number |
| 50.51% of 42 | 21.214 |
| 50.52% of 42 | 21.218 |
| 50.53% of 42 | 21.223 |
| 50.54% of 42 | 21.227 |
| 50.55% of 42 | 21.231 |
| 50.56% of 42 | 21.235 |
| 50.57% of 42 | 21.239 |
| 50.58% of 42 | 21.244 |
| 50.59% of 42 | 21.248 |
| 50.6% of 42 | 21.252 |
| 50.61% of 42 | 21.256 |
| 50.62% of 42 | 21.26 |
| 50.63% of 42 | 21.265 |
| 50.64% of 42 | 21.269 |
| 50.65% of 42 | 21.273 |
| 50.66% of 42 | 21.277 |
| 50.67% of 42 | 21.281 |
| 50.68% of 42 | 21.286 |
| 50.69% of 42 | 21.29 |
| 50.7% of 42 | 21.294 |
| 50.71% of 42 | 21.298 |
| 50.72% of 42 | 21.302 |
| 50.73% of 42 | 21.307 |
| 50.74% of 42 | 21.311 |
| 50.75% of 42 | 21.315 |
| 50.76% of 42 | 21.319 |
| 50.77% of 42 | 21.323 |
| 50.78% of 42 | 21.328 |
| 50.79% of 42 | 21.332 |
| 50.8% of 42 | 21.336 |
| 50.81% of 42 | 21.34 |
| 50.82% of 42 | 21.344 |
| 50.83% of 42 | 21.349 |
| 50.84% of 42 | 21.353 |
| 50.85% of 42 | 21.357 |
| 50.86% of 42 | 21.361 |
| 50.87% of 42 | 21.365 |
| 50.88% of 42 | 21.37 |
| 50.89% of 42 | 21.374 |
| 50.9% of 42 | 21.378 |
| 50.91% of 42 | 21.382 |
| 50.92% of 42 | 21.386 |
| 50.93% of 42 | 21.391 |
| 50.94% of 42 | 21.395 |
| 50.95% of 42 | 21.399 |
| 50.96% of 42 | 21.403 |
| 50.97% of 42 | 21.407 |
| 50.98% of 42 | 21.412 |
| 50.99% of 42 | 21.416 |
| 51% of 42 | 21.42 |
| 51.01% of 42 | 21.424 |