Transcript Welcome To Unit 1 Math Competition!!!!

129 Cruz Power Presents
Welcome To Unit 2
Math Competition!!!!
Rates, Ratios, Expressions, Whole, Equations,
Variables,
Negative Numbers, %, Order of Operations, PEMDAS,
Proportians, Part, Discount, Tax
Problem Number 1
• Ready?
• 1)What is the GCF of 12 and 30 ?
• 6
Problem Number 2
•
10 - 3 5/8 = _____________
• 6 3/8
•
Problem Number
• What is 1/3 of ½
• 1/6
Problem Number
• Put the following in order from least to
greatest
• 31.023, 31.203, 31.302, 31.030
• 31.023, 31.030, 31.203, 31.302
Problem Number
• I had 4 ¼ hours to play sports. If I played
baseball for 2 ½ hours how much time do I
have to play other sports?
• 1 ¾ of an hour
Problem Number
• What is ¾ as a decimal and as a
percentage?
• .75 and 75%
Problem Number
• I make a good, good salad. In it I have 2/5
pounds of lettuce and 4/8 pounds of fruit.
How many pounds of ingredients does my
salad have
• 16/40 + 20/40 = 36/40 or 9/10
Problem Number
• What is 5/7 as a decimal? Round to the
nearest hundredth
• .71 or .714
Problem Number
• What is one number that is between -1
and 2?
• Answer vary but answer must be bigger
than -1 and smaller than 2
Problem Number
• Ms. Tamayo and Ms. Quintero worked
together to make Mr. Cruz a quilt. Ms.
Tamayo completed 2/3 of the quilt and Ms.
Quintero completed only ¼. How much of
the quilt still needs to be completed?
• 1/12
Problem Number
• 5/13
• 12/13
+
7/13 =
Problem Number
• Find the area of a rectangle with the length
4 and the width 2 ¼
• 9
Problem Number
• Turn 2 4/5 in an improper fraction
• 14/5
Problem Number
• Mero Mero Romero productions has made
3 and a half films. Cruzing productions has
only made 2 and one fourth. How many
more films has Mero Mero Romero
productions made?
• 1 1/4
Problem Number
• Put the following fractions in ascending
order
• ¼, 9/8, 7/8, ¾, 1/10
• 1/10, ¼, ¾, 7/8, 9/8
Problem Number
• What is 70% of 350?
• 245
Problem Number
• What is 57% as a fraction (hint, what
should the denominator be?)
• 57/100
Problem Number
• There are 90 students in the auditorium
right now, 1/3 of them are from Mr. Cruz
class and 2/3 are not. How many students
are not from Mr. Cruz class?
• 60
Problem Number
• 5/11 x 4/10 =
• Simplify
• 2/11
Problem Number
• What is the greatest common divisor
(factor) of 21, 27, and 39
• 3
Problem Number
• What is the least common multiple of 4
and 6
• 12
Problem Number
• Draw 1.4 in a number line
• 0 _________1___1.4____2
Problem Number
What is 5/6 divided by 3/7
35/18 =
1 17/18
Problem Number
• What is 24/84 in simplest form
• 2/7
Problem Number
• What number/digit is in the hundredths
place?
• 32.085
• 8 it stands for 8 hundredths
Problem Number
• What is
• 2.30
X .45
______
1.035
Problem Number
• What is 36/81 in its simplest form
• 4/9
Problem Number
• Reduce 18/48 to its simplest form
• 3/8
Problem Number
• What is the least common denominator of
• 1/3, 2/18, and 5/9
• 18
Problem Number
• 7/4 + 10/5
• 75/20 or 3 15/20 or 3 ¾
Problem Number
• What is the greatest common divisor for
• 27, 36, 63, and 99
• 9
Problem Number
• What is bigger 4/5 or .83
• .83 because 4/5 is .80
Problem Number
• What is 4 6/9 as an improper fraction
• 42/9 or 14/3
Problem Number
• 9/12 - 2/4
• 3/12 or 1/4
Problem Number
• what is 1/5 of 2 ¼
• 9/20
Problem Number
• I worked on this power point for 120
minutes. 2/3 of that time I was making up
math problems. How many minutes did I
spend making up math problems?
• 80 minutes
Problem Number
• Convert 34/12 into a mix number
• 2 10/12 or 2 5/6