Hello, I'm Pinkyne, a 5th-grade teacher. (After school, I also spend a lot of time with students who struggle with multiplication... 😂)The 'Factors and Multiples' unit in 5th grade is incredibly important, as it builds the foundation for so many other areas of math, like fractions and decimals. However, I've always felt a bit disappointed seeing many students find the Greatest Common Divisor (G..