Beatrice makes a jar of dry soup mix. The ingredients are: 1
\frac {3}{4}
4
3

=
\frac {7}{4}
4
7

cups uncooked rice
\frac {1}{2}
2
1

cup dry lentils
1
\frac {2}{3}
3
2

=
\frac{5}{3}
3
5

cups uncooked pasta

\large \frac {1}{3}
3
1

cup beef bouillon
\frac {1}{4}
4
1

cup dried onion flakes
\frac {1}{2}
2
1

cup dried peas
How much soup mix does this recipe make?
Answer the questions to find out.
The sum
\frac {7}{4}
4
7

+
\frac {1}{2}
2
1

+
\frac{5}{3}
3
5

+
\large \frac {1}{3}
3
1

+
\frac {1}{4}
4
1

+
\frac {1}{2}
2
1

gives the amount of mix.
1. Which property could you use to change the order of the addends?

Write your answer in the space below.

2. Which property could you use to change the grouping of the addends?

Write your answer in the space below.

3. Use these properties to rewrite
\frac {7}{4}
4
7

+
\frac {1}{2}
2
1

+
\frac{5}{3}
3
5

+
\large \frac {1}{3}
3
1

+
\frac {1}{4}
4
1

+
\frac {1}{2}
2
1

in a way that makes the addition easier. Explain how your changes simplify the addition.

Write your answer in the space below.

4) Simplify your sum to find the total amount of soup mix. Show your work.

Write your answer in the space below.