Page 192 - NUMINO TG_6A
P. 192
12Increasing at the Same Rate Unit

b. 1b. Have students find the lengths of
Thomas’ other body parts using the same
method.

Have students form groups of 2-5, depending

on class size, to play a game to further test

body their skills on solving for proportions of

Thomas’ body.

9 144 = n For rules of the game, refer to .
2 12 9

n = 108

5

108 cm

legs feet

144 = n 144 = n
12 5 12 2

n = 60 n = 24

60 cm 24 cm

12. Increasing at the Same Rate 107

How to play the game:
Step 1: Divide students into teams. Make sure the students are looking at both illustrations of Thomas.
Step 2: Ask students to solve for proportions that are not already listed on the page.

Example: What is the actual width of Thomas’ body from his neck to the end of his right arm? 48 cm.
Step 3: Students must work the problem as a team. The first team to raise their hand with the correct answer

scores a point.
Step 4: The team with the most points at the end of five rounds wins.

6A Unit 12 175
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