Rogue Algorithm

These six self-checking riddles are a great resource for classwork, centers, or homework. My kids love doing riddles like these (though I think what they love even more is telling me how corny the jokes are). I, of course, love being able to quickly grade an entire stack of papers! Common Core State Standards for Mathematics addressed: Numbers and Operations in Base Ten (5.NBT) Understand the place value system. • Recognize that in a multi-digit number, a digit in one place represents 10 tim

These six self-checking riddles are a great resource for classwork, centers, or homework. My kids love doing riddles like these (though I think what they love even more is telling me how corny the jokes are). I, of course, love being able to quickly grade an entire stack of papers! The two-sided activity sheets focus on algebraic expressions that use parentheses and allow students to evaluate numerical expressions. This is a key standard in the Grade 5 Math Common Core State Standards domain o

These twelve self-checking riddles are a great resource for classwork, centers, or homework. My kids love doing riddles like these (though I think what they love even more is telling me how corny the jokes are). I, of course, love being able to quickly grade an entire stack of papers! These activity sheets focus on addition and subtraction and allow students to evaluate expressions for the reasonableness of their sums and differences and to calculate sums & differences of multi-digit num