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Activity 2 Making Large Numbers

jOb ective Make number sentences with fractions that equal the largest value.

1. Textbook Instructions Activity 2 Making Large Numbers

1. Students will play a game to make an 1 . Play the game of making different expressions.
expression using the given fractions and
operations in order to make a larger number Let’s Play
than their partner. A second game can be
played to see who can make their answer 1. Play with a partner.
closest to 1. 2. Pick three numbers and two operation symbols to make an expression.
3. Evaluate the expression. Compare the value with your partner.
Rules of the game: 4. The person who has the greater value wins.
Play with a partner. Choose 3 of the 4
fractions shown. 1133
Choose 2 of the 4 operations. Use the 2454
fractions and operations to make an
expression that will equal the greatest I got 19 . 33 1 19 Wow!
possible value. 20 54 2 20 I won.
Compare the value of your expression = 31 3 3
with your partner’s. The person with the 44 5 =3 5
greatest value, wins.

Have the students make expressions
without using parentheses.

32

2. Build Understanding

When students compare their results, they should find the LCD of their fractions to make equivalent
fractions.

052 NUMINO Teacher s Guide
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