Essential Skill
Prime Numbers and Divisibility Rules
3 - can use the rules to determine divisibility
4 - can explain why the rule works
Practice
Prime Factorization
3- can prime factor numbers
4 - can tell other factors of a number based on the factorization
Practice
GCF
3 - find the GCF of numbers with a list
4- find GCF with prime factorization
Practice
LCM
3 - find the LCM of numbers with a list
4- find LCM with prime factorization
Practice
Equivalent Fractions
3 - find equivalents with familiar fractions
4 - find equivalent fractions with more difficult denominators
practice
Great game to practice:
Comparing Fractions
3 - compare fractions with denominators less than 12
4 - compare fractions with denominators greater than 12
Practice
Fractions & Decimals
3: Convert fractions with denominators that go into 100 to decimals.
Video Suggestion
Please start this video at 1 min - it starts off with silence - sorry.
Please stop this video after 1 min 30 sec, then go to the second video.
Repeating and Termination Decimals