mr. rush wants to store 20½ cups of spaghetti sauce in containers. each container holds a maximum...
TRANSCRIPT
Mr. Rush wants to store 20½ cups of spaghetti sauce in containers. Each container holds a maximum of 2½ cups of sauce. What is the minimum number of containers Mr. Rush needs to hold all of the spaghetti sauce?
21
221
20
25
241
52
241
Re-Write each mixed number
into an improper fraction…
Re-Write to multiply by
the reciprocal…
Cross Cancel…
1 541
51
8
Since we need a little more than 8 containers, the minimum number of
containers would be 9…
1
Chef Mario used 5/8 of a half-gallon of milk for a cake. What fraction of a gallon of milk did he use?
milk of gallon 21
of 85
21
85
165
Tim purchases chlorine for his swimming pool service company that he owns. To save money, he buys 32-gallon sized drums of chlorine. He then empties the chlorine into 2½ gallon containers for easy transport to each swimming pool that he services. How many 2½ gallon containers will he need to completely empty the chlorine drum?
21
232
Re-Write the mixed number
into an improper fraction…
2532
1
Re-Write to multiply by
the reciprocal…5
232
1 564
54
12
Since Tim needs to completely empty the drum of chlorine, he will need 13
containers.
The Kern family drove 1,200 miles in 3 days. On the first day, they traveled 1/3 of the total distance. On the second day, they travel ¼ of the remaining distance. What was the total distance, in miles, the Kern family traveled on the third day?
31
1,20031
1
1,200
31,200
1) (day miles 400
left miles 800 400-1200
41
80041
1
800
4800
2) (day miles 200
3. day for left miles 600 200-800
Nick is painting the exterior of his house. He purchased 32 gallons of paint for the job. On the first day, he used ½ of the paint that he purchased. On the second day, he used ¾ of the remaining paint. How many gallons of paint did he use on the third day of painting if he completed the job and used all of the paint bought?
21
322132
1 2
32 day) (1st gallons 16
43
1 6
left gallons 16 16-32
431
1
6Cross
Cancel…
1
4
1
12 day) (2nd gallons 12
3. day for left gallons 4 12-16