Calculator use optional .
This test is very similar to PC40A93, which it will eventually replace, but the CR40A97 contains more geometry items. Calculator use optional . This test is very similar to PC60A93, which it will eventually replace, but the CR55A97 contains more geometry items. This test is very similar to PC40X90, which it will eventually replace, but the CR40X96 contains more geometry items. This test is very similar to PC60X90, which it will eventually replace, but the CR55X96 contains more geometry.