This Common Core aligned math center/task cards are a great way for students to use their knowledge of place value, addition, subtraction, multiplication, rounding, and division to solve fun math mysteries. 36 task cards, student center accountability sheet, and answer key are all included. Common core standards covered in this center are:
3.NBT.3 I can multiply one digit numbers by multiples of 10 between 10 and 90.
3.OAT.1 I can interpret products of whole numbers
3.OAT.2 I can interpret whole number quotients of numbers.
3.NBT.1 I can round whole numbers to the nearest 10 or 100.
3.NBT.2 I can add and subtract within 1000 using different strategies.