In Ms. Robertson’s class 1/3 of the students have brown eyes and 1/4 of the students have blue eyes. What fraction of students in Ms. Robertson’s class have brown or blue eyes?

• Underline the question & circle the information needed to answer the question.

Or• Write the question and write the information

needed to answer the question.

In Ms. Robertson’s class 1/3 of the students have brown eyes and 1/4 of the students have blue eyes. What fraction of students in Ms. Robertson’s class have brown or blue eyes?

In Ms. Robertson’s class 1/3 of the students have brown eyes and 1/4 of the students have blue eyes. What fraction of students in Ms. Robertson’s class have brown or blue eyes?

In Ms. Robertson’s class 1/3 of the students have brown eyes and 1/4 of the students have blue eyes. What fraction of students in Ms. Robertson’s class have brown or blue eyes?

In Ms. Robertson’s class 1/3 of the students have brown eyes and 1/4 of the students have blue eyes. What fraction of students in Ms. Robertson’s class have brown or blue eyes?

• Choose Operation (+, - , x , ÷).• Write an equation to solve.

In Ms. Robertson’s class 1/3 of the students have brown eyes and 1/4 of the students have blue eyes. What fraction of students in Ms. Robertson’s class have brown or blue eyes?

In Ms. Robertson’s class 1/3 of the students have brown eyes and 1/4 of the students have blue eyes. What fraction of students in Ms. Robertson’s class have brown or blue eyes?

• Choose Operation (+, - , x , ÷).– Addition (+)

• Write an equation to solve.– The equation is 1/3 + 1/4= ?

In Ms. Robertson’s class 1/3 of the students have brown eyes and 1/4 of the students have blue eyes. What fraction of students in Ms. Robertson’s class have brown or blue eyes?

• Pick and show strategy.– Individual choice• Some examples are:

– Standard Algorithm ( 4/8 + 1/4 = 4/8 + 2/8 = 6/8 = 3/4) – Models or pictures– Number Line

*Look at examples from beginning of lesson

In Ms. Robertson’s class 1/3 of the students have brown eyes and 1/4 of the students have blue eyes. What fraction of students in Ms. Robertson’s class have brown or blue eyes?

In Ms. Robertson’s class 1/3 of the students have brown eyes and 1/4 of the students have blue eyes. What fraction of students in Ms. Robertson’s class have brown or blue eyes?

• Write an equation with the answer.• 1/3 + 1/4 = ?• 4/12 + 3/12 = 7/12

In Ms. Robertson’s class 1/3 of the students have brown eyes and 1/4 of the students have blue eyes. What fraction of students in Ms. Robertson’s class have brown or blue eyes?

• Underline the question & circle the information needed to answer the question.

• Choose Operation.• Pick strategy and show strategy.• Write an equation with the answer.

In Ms. Robertson’s class 1/3 of the students have brown eyes and 1/4 of the students have blue eyes. What fraction of students in Ms. Robertson’s class have brown or blue eyes?

Create your own word problem

1. Open Microsoft PowerPoint.

2. You can use the slide that comes up automatically.

3. Create a word problem that could be solved by adding or subtracting two fractions with unlike denominators.

4. Solve your word problem.

– Find tools in PowerPoint you can use to show your work

– Encourage students to help each other and share ideas.