Common Denominators

By Tasheka Jones 13 Feb 16:13
8 slides
2
Learning TargetI can recognize equivalent fractions by creating common denominators. NF1
3
Strategy 1Check to see if the smaller denominator divides into the larger denominator. If so, use the larger denominator as your common denominator.3/8 and 1/2
4
Strategy 2Multiply the two denominators together. Use the product as your common denominator.3/4 and 1/3
5
Strategy 3Find the LCM of the denominators by listing the multiples of each and circling the first one that is common to both.5/20 and 1/4
6
Problem 1What could be a common denominator for 1/2 and 2/5? Type the new fraction pairs.
7
Problem 2What could be a common denominator for 4/5 and 7/10? Type the new fraction pairs.
8
Problem 3What could be a common denominator for 1/2 and 1/3? Type the new fraction pairs.1. Are these fractions equivalent?
2. Explain your answer using complete sentences
9
Group/Independent PracticeBig books page 221

Slides in Common Denominators

I can recognize equivalent fractions by creating common denominators. NF1
Check to see if the smaller denominator divides into the larger denominator. If so, use the larger denominator as your common denominator.
Multiply the two denominators together. Use the product as your common denominator.
Find the LCM of the denominators by listing the multiples of each and circling the first one that is common to both.
What could be a common denominator for 1/2 and 2/5? Type the new fraction pairs.
What could be a common denominator for 4/5 and 7/10? Type the new fraction pairs.
What could be a common denominator for 1/2 and 1/3? Type the new fraction pairs.
Big books page 221
Share with your #PLN
The fastest way to carry out formative assessments in class JOIN FREE