873 Math (2007): February 2008

Monday, February 11, 2008

Karla's Scribe Post

Today we were told to anwer 5 questions from the paper that was givento us and we need to answer it into 2 different ways. In this scribe post 2 examples of the word problems are disscussed.

Q1:Andrea cur 62 1/2 inches of ribbon into 4 equal hair ribbons. How long was each hair ribbon?

Answer: Each ribbon would be 15 5/8 inches long.

Solution#1:

1. change mixed fraction to improper fraction

2. get the reciprocal of the divisor which is 4 becomes to 1/4

3. do multiplication

4. simplfy your answer

Solution#2:

1. change mixed faction to improper fraction before doing the ratio table.

2. on the right side divide 4 by 4 or multiply by 1/4 to get 1 as your answer.

3. on the left side do the same thing and simplfy your answer.

Q2:Dawn has 12 yards of silk. She needs 1 1/4 yards of silk to make one skirt. How many skirts can she make?

Answer: She can make 9 3/5 of skirts.

Solution#1:

1. change mixed fraction to improper fraction.

2. then get the reciprocal of the divisor which is 5/4 becomes 4/5.

3. multiply the fractions.

4. simplfy your answer.

Solution#2:

1. change the mixed fraction to improper fraction before doing the ratio table.

2. on the right side multiply 5/4 by 4 which gives you 20/4

3. then divide it by its denominator which is 5 and gives you the answer of 1.

4. do the same thing on the left side and simplfy your answer.

Monday, February 4, 2008

Mya B`s Scribe ,

This scribe is about Ratio tables,How many groups of ___ are in ___ ?. , dividing , and multiplying.
So, the question would be how many groups of 1/8 are in 2/5 ?