Page 70 - NUMINO TG_6A

04With Parentheses Unit

Answers may vary. After comparing results with their partner, have students compare the results to find
who has the greatest value in the class.

Round 1 Have the students play three rounds of the
game with the given fractions and
Sample Answer operations in each round.

2 1 1 = 2 5 1 In rounds 1 and 2, have the students try to
3 5 2 3 2 make the greatest value. In round 3, have
2113 the students try to create an expression that
3258 = 10 1 is closest to 1.
3 2

= 20 3
6 6

= 3 5
6

Round 2

Sample Answer

1 1 3 1 = 3 34
2 4 2
1 1 2
4 1 2 3 5 = 18

Round 3 Make an expression with a value closest to 1.

Sample Answer

1 1 3 4 = 4 44
3 4 5 3 35
4 1 3 5
5 1 3 4 8 = 16 4
9 5

= 80 36
45 45

= 44
45

4. With Parentheses 33

To complete round 3, students must understand how to find which of their fractions is closest to 1. Have the
students use the following steps.
Step 1. Have each student subtract their fraction from 1.
Step 2. Students should compare the difference found in step 1 with their partner by finding the LCD and

making equivalent fractions.
Step 3. The student with the smaller difference wins.

6A Unit 04 053