PROBLEM OF THE DAY
In one section of a theater there are twelve rows of
seats. In the first row there are 6 seats, in the second
row there are 9 seats, and in the third row there are
12 seats. If the pattern continues, how many seats are
in the twelfth row?
ANSWERS TO WP 9
1) 1 17) 2 8/15
3) a. > b. > 19) 3/16
5) a. 1/10 b. 10% 21) $10.51
7) segment, because it has two 23) 8/45
endpoints 25) 50x36x20 (given)
9) a. 1,2,3,6,9,18 50x20x36 (comm. prop.)
b. 1,2,3,4,6,8,12,24 (50x20)x36 (assoc. prop.)
c. 1,2,3,6 1000x36 (mult. 50 by 20)
d. 6 36,000 (mult. 1000 by 36)
11) 115,000 27) B
13) $14.40 29) each term is half the preceding
15) $110.50 term; 1/16
DID YOU KNOW..........
Fractions are mentioned in Leviticus 27: 27 and 32
And if it be of an unclean beast, then he shall redeem
it according to thine estimation, and shall add a fifth
part of it thereto: or if it be not redeemed, then it
shall be sold according to thy estimation.
And concerning the tithe of the herd, or of the flock,
even of whatsoever passeth under the rod, the tenth
shall be holy unto the Lord.
WRITING DIVISION ANSWERS AS MIXED
NUMBERS; IMPROPER FRACTIONS
How are fractions and percents alike and how are
they different?
How do we convert a mixed number to a fraction?
How do we convert a fraction to a mixed number?
How can you use division to help you recognize the
number of wholes in an improper fraction?
How do you know when to simplify an answer?
PRACTICE
Alexis cut a 35-inch ribbon into four equal lengths.
How long was each piece?
One day is what percent of one week?
Convert to a mixed number: a) 12/5 b) 2 12/7
Convert to an improper fraction: a) 3 5/6 b) 10 2/5
Write 3 different improper fractions for the number
4.
Problems about Combining
In the morning, the trip odometer in Mr.
Chin’s car read 47 miles. At the end of the
day the trip odometer read 114 miles.
How many miles did Mr. Chin drive that
day?
Problems about Combining
The first scout troop encamped in the
ravine. A second troop of 137 scouts
joined them, making a total of 312 scouts.
How many scouts were in the first troop?
Problems about Separating
Tim baked 4 dozen muffins. He make a
platter with some of the muffins and gave
them away to the school bake sale. He had
32 muffins left which he packed in freezer
bags to store in the freezer. How many
muffins did Tim give away to the bake
sale?
Problems about Separating
The room was full of boxes when Sharon
began. Then she shipped out 56 boxes.
Only 88 boxes were left. How many boxes
were in the room when Sharon began?