Montana MontCAS Grade 4 to Grade 5 Math Summer Bridge: Answer KeyThis Montana Summer Bridge is built for students who are moving into the next grade and need a summer routine that is structured, manageable, and easy to check. It is aligned to Montana Mathematics Content Standards (MT Standards). It also keeps students practicing the core math skills connected to the Montana Comprehensive Assessment System (MontCAS). A print-and-go bridge book for families, tutors, homeschool, and summer progr