adding and subtracting decimals
ratios
order of operations
Distributive property
Evaluating
100
17.34+6.025
23.365
100
What are the three ways to write ratios out? Ex 3 and 5
3/5
3 to 5
3:5
100
1X(1+9)+1
11
100
11(H+3)=
11h+33
100
Evaluate when x=5 and y=4.
65
200
4.5276+66.4824
71.01
200
Twelve of the 28 students in a class have a dog.
The ratio of students who have a dog to students who do not is :
12:16
200
4 x 3+(9-9)=
12
200
4(4+5w)=
15+20w
200
2x+4 x=5
14
300
63-11.48
51.52
300
The ratio of tomatoes to red apples is 2:5. If there are 20 tomatoes, how many red apples are there?
50 red apples
300
5 x (6X3)+5=
95
300
E(F+G)=
EF+ EG
300
6x2 +4x+3. x=3
69
400
39.25-18.42
20.83
400
The ratio of pears to green apples is 1:3. If there are 150 green apples, how many pears are there?
450 pears
400
(7+6-2) x 2=
22
400
2(5M+6Y)=
10M +12Y
400
3x +2 x=10
32
500
65.245+9.2
74.445
500
The ratio of blueberries to strawberries is 1:7. If there are 210 strawberries, how many blueberries are there?
30 blueberries
500
(4 x3)x 3 x4
144
500
Are these equations equivalent?
10k-3-k = 3(3k+1)
no
500
x3 +4x2+3. x=2
27