Order of Operations and Expressions
(9 x 2 ) + 7
6 + 11.2 =
17.2
8.23 x 6.7 =
55.141
x y
2 8
4 16
6 ?
What is the missing y-coordinate?
1/2 + 1/3 =
5/6
(4*7) + 24 - 4
48
3.4 - 1.22 =
2.18
9.63 / 0.3 =
32.1
What is the starting point when plotting on a coordinate plane called and what is the order pair?
origin, (0,0)
Change to an improper fraction.
3 4/5
19/5
2(16 - 4 + 8)
40
What is the rule for adding and subtracting decimals?
Line up decimals.
Ashley is making cookies. Each batch of cookies need 0.4 cup of sugar and each batch makes 16 cookies. If she is making 4 batches, how much sugar does she need?
1.6 cups
Eric starts at the ordered pair (4,5), he travels 3 units to the right and 1 unit down. What is his new location?
(7,4)
2 2/7 + 4 3/14 =
6 7/14
Write the expression.
seven plus the sum of 18 and 12
37
Erin weighed her fruit at the store. Her pears weighed 1.3 pounds, her strawberries weighed 2 pounds, and her bananas weighed 3.12 pounds. How many pounds of fruit did she buy?
6.42 pounds
What are the rules for dividing decimals?
Answers vary.
Name the axis where (7,0) would be located.
x-axis
It is a 5 3/4 mile drive to the dog park and 3 1/6 mile drive to the store. How much further is the drive to the dog park?
2 7/12
Erin had 19 stickers. Her friend Deb gave her enough to double that amount. She then gave 34 away to her classmates. How many does she have left?
Write the expression and solve.
19 x 2 - 34
(19 x 2 ) - 34
Solution - 4
8.1- 6.556 =
1.544
Ashley is making cookies. Each batch of cookies need 0.4 cup of sugar and each batch makes 16 cookies. How much sugar is in each cookie?
0.025 cup
1 2/8 - 2/4 =
6/10