Solving equations
18t+27t=
45t
Kenny has 208 CDs he gives away 103 CDs then his friend gives him 48 more. How many CDs does Kenny have now?
153 CDs
A store has 10 boxes of candy with 24 pieces each. They sell 85 pieces. Then they restock 40 pieces. How many pieces are there now?
10×24=240
240−85=155
155+40=195 pieces of candy
Is 8 a factor of 60?
No
Find the next 3 terms in the pattern
Rule: skip count by 7
7, 14, 21
28, 35, 42
(72/9) + 25=
33
A number is multiplied by 9 to make 540. Then 35 is added. What is the final number?
540÷9+35=95
There are 8 buses with 45 students each. Then 28 students are absent. After that, 12 more students join late. How many students are on the trip?
8×45=360
360−28=332
332+12=344 students
Is 70 prime or composite
Composite
Find the next 3 terms in the pattern
Rule: skip count by 12
12, 24, 36
48, 60, 72
(800-200) -20=
580
A coach puts 54 basketballs equally into 6 bins. Then 4 more basketballs are added to each bin. How many basketballs are in each bin now?
54÷ 6+ 4= 13 basketballs
Large fries cost $8 each. Small fries cost $3 each. Rocky buys 6 large fries and 8 small fries for his friends to share. How much did he spend on fries?
(8x6) + (3x8)=$72
Is 31 prime or composite?
Prime
Find the first 5 terms in the pattern
First term: 14
Rule: add 34
14, 48, 82, 116, 150
(24/3) x (d+7)
d=3
80
The school store sold 8 boxes of pencils with 48 pencils in each box. Then they sold 126 pencils. How many pencils were left?
8×48-126= 258 pencils were left
A library has 3 shelves with 120 books each. They add 75 new books. Then 60 books are checked out. How many books are left?
3×120=360
360+75=435
435−60=375
List all the factors pairs for 48
(1, 48), (2, 24), (3, 16), (4, 12), (6, 8)
List the next 3 terms of this pattern
Multiply by 4
4, 16, 64,
256
1,024
4,096
6×p = 1,200 ÷4
Solve for p
p=50
Admission to a theme park is $20 for each adult. A group of 4 adults and 1 child pays $90 to enter the theme park. How much is a child's ticket to enter the theme park?
90- (4x20)= $10 for a child's ticket
A player earns 45 points in each of 12 games.
They lose 120 points for penalties.
Then they earn a 75-point bonus.
What is their final score?
45×12=540
540−120=420
420+75=495 Points
List all the factors pairs of 60
(1, 60), (2, 30), (3, 20), (4, 15), (5, 12), (6, 10)
Find the first 5 terms.
First term: 7
Rule: multiply by 2, then add 5
7, 19, 43, 91, 187