Jeopardy Review 2.4, 2.7 and 2.9

Mult. And Dividing Integers GCFEquivalent fractions Simplifying fractions Improper fractions and mixed numbers

Mult and dividing integers 100 O 3*12

Mult and dividing integers 100 Ans O 36

Mult and dividing integers 200 O -2*5

Mult and dividing integers 200 Ans O -10

Mult and dividing integers 300 O -11*-8

Mult and dividing integers 300 Ans O 88

Mult and dividing integers 400 O -12 / 3

Mult and dividing integers 400 Ans O -4

Mult and dividing integers 500 O -63 / -7

Mult and dividing integers 500 Ans O9O9

GCF 100 O What does GCF stand for?

GCF 100 Ans O GCF- greatest common factor

GCF 200 O Use a factor rainbow to find the GCF of 12 and 14.

GCF 200 Ans O 12- 1,2,3,4,6,12 O 14- 1,2,7,14 O The GCF is 2

GCF 300 O Find the GCF of O 49 and 63

GCF 300 Ans O They only have a 7 in common so the GCF is 7.

GCF 400 O Find the GCF of 100 and 125

GCF 400 Ans They have a 5 and a 5 in common so the GCF is 25.

GCF 500 O Find the GCF for 3,21, 33, 102 and 333

GCF 500 Ans O Remember that if the smallest goes into the other numbers than that is the GCF. O The GCF is 3

Equivalent fractions 100 O Find two equivalent fractions for 1 2

Equivalent fractions 100 Ans Examples: 2/4, 3/6, 4/8, 5/10 plus many more

Equivalent fractions 200 O Find two equivalent fractions for 13/26

Equivalent fractions 200 Ans Some examples are: ½, 26/52, 130/260

Equivalent fractions 300 O Find two equivalent fractions for 3/9

Equivalent fractions 300 Ans Some examples are: 1/3, 2/6, 9/27, 6/18

Equivalent fractions 400 O Are 45/50 and 9/10 equivalent fractions? Show your work!

Equivalent fractions 400 Ans You cross multiply *10 = 450 9*50 = =450 so yes they are.

Equivalent fractions 500 Are 34/72 and 4/5 equivalent fractions? Show your work!

Equivalent fractions 500 Ans Cross multiply: *5 = *4 = ≠ 288 so No they are not Equivalent.

Simplifying fractions 100 Simplify: 10/15

Simplifying fractions 100 Ans The GCF of 10 and 15 is 5. So, 10/5 = 2 15/5 = 3 The new fraction is 2/3

Simplifying fractions 200 Simplify: 12/16

Simplifying fractions 200 Ans The GCF is 4 so, 12/4 = 3 16/4 = 4 The new fraction is 3/4

Simplifying fractions 300 Simplify: 51/68

Simplifying fractions 300 Ans The GCF is 17 so, 51/17 = 3 68/17 = 4 The new fraction is 3/4

Simplifying fractions 400 Simplify: 66/84

Simplifying fractions 400 Ans The GCF is 6 so, 66/6 = 11 84/6 = 14 The new fraction is: 11/14

Simplifying fractions 500 Simplify: 17/35

Simplifying fractions 500 Ans The GCF is 1 so the fraction is already simplified! The answer is 17/35

Improper fractions and mixed numbers 100 Convert to a mixed number: 14/6

Improper fractions and mixed numbers 100 Ans 6 goes into 14 2 times with a remainder of 2. The mixed number would then be: 2 2/6 or 2 1/3

Improper fractions and mixed numbers 200 Convert to a mixed number: 43/5

Improper fractions and mixed numbers 200 Ans 5 goes into 43 8 times with a remainder of 3. The mixed number is: 8 3/5

Improper fractions and mixed numbers 300 Convert into an improper fraction: 8 4/5

Improper fractions and mixed numbers 300 Ans 5*8 = = 44 The improper fraction is: 44/5

Improper fractions and mixed numbers 400 O Convert into a improper fraction: 7 2/3

Improper fractions and mixed numbers 400 Ans 3*7 = = 23 The improper fraction is: 23/3

Improper fractions and mixed numbers 500 Convert to an improper fraction: 4 3/11

Improper fractions and mixed numbers 500 Ans 11*4 = = 47 The improper fraction is: 47/11