National Singapore Math Summer Institute

Grade 5 Lesson ObservationLead Teacher: Laurie ChandlerSession Facilitator: Kelli Trainer

Laurie Chandler

Kelli Trainer

singaporemathblog.com

Observing Teacher

Study Lesso

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Focus on

Students

Collect Data

Revise Lesso

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transition towards independence

materials, manipulatives

ongoing assessment for understanding

vocabulary & mathematics language

visualization & use of models

engagement and perseverance

Preparatory Discussion

Study the LessonStudent Learning Objectives

✓ Find the number represented by a percent.

The Content

The Content

The Content

The Content

The Content

Relate and Compare %, 1.1, ⅓✓ Percent is another way of writing a part of a whole.✓ Express this part as a fraction or percent.✓ Express decimals as percents.✓ Express percents as fractions✓ Express percents as decimals.✓ Express fractions as percents.

The Lesson

On a baseball team, one player batted in a runner 26 times in 115 times at bat.Another player batted in a runner 18 times in 88 times at bat.To compare, would you rather compare fractions or percents?

% of a Number

perCENT= “out of 100”

% of a Number

% of a Number

Find 25% of ___ . 

212

% of a Number

% of a Number

The good news....

NO HOMEWORK TONIGHT!

differentiation

visualization

metacognition

problem-

solving

questioning

perseverance