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katiebaby4109
19.03.2020 •
Mathematics
Zack, Teri, and Paco combined the foreign stamps from their collections for a stamp show. Out of their collections,
2
5
of Zack's stamps,
1
6
of Teri's stamps, and
7
8
of Paco's stamps were from foreign countries.
How many stamps were in their display? Complete the explanation of how you solved the problem. Use the table to answer the question.
Stamps Collected
Name Number of Stamps
Zack 20
Teri 24
Paco 32
To find how many foreign stamps were in each person's collection, find the fractional part of each of their collections that were . Then those numbers together.
There were foreign stamps in their display. PLZ HELP AND HELP ME FOR 10 MONEY THINGS OR WHATEVER PLZ HHEL
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Ответ:
2/5 + 1/3
First find the LCM of the denominators
The LCM of 5 and 3 is 15
Add the fractions
We have
![\frac{2}{5} + \frac{1}{3} = \frac{2(3) + 5}{15} \\ = \frac{6 + 5}{15} \\ = \frac{11}{15}](/tpl/images/0707/8444/6c028.png)
B.)5/9 - 1/2
Find the LCM of the denominators
LCM of 9 and two is 18
Next
Subtract the fractions
We have
Hope this helps you