Order of Operations
3 x 9 + 7
34
Solve for p:
11 = p + 1
p = 10
A chef is making 10.5 batches of dinner rolls. For each batch, he kneaded dough for 0.7 hours and let the dough rest for 1.6 hours. Then he baked the dough for 0.4 hours. How long does it take to make each batch of dinner rolls?
2.7 hours
Which of these is standard form?
A) 4,568
B) 4.568 x 103
A
(17493)0 = ?
1
9 ÷ 3 + 4 × 6
Solve for w:
2 · 9 = 8 + w
w = 10
Carrie is packing to move to another apartment down the hall. She packed 24 boxes. Each box can hold up to 8 lb. The trolley she is using to move can take up to 32 lb. How many trips does it take her to move if she only has one trolley?
6 trips
What is 3.59 x 102 in Standard Form?
359
Simplify: X2 ⋅ X3 ⋅ X4 ⋅ X
x10
42 × (8 − 3)
80
Solve for a:
3a + 3 = 6
a = 1
Brittany just got a new video game for her birthday. Yesterday, she played for 27 minutes and beat 3 levels. Today, her parents said she can play for 45 minutes.
If she beats levels at the same rate, how many levels should Brittany beat today?
5 levels
What symbol would correctly complete this inequality?
5.9 x 103 ____ 8.7 x 105
<
Simplify: k3 / 5k
k2/5
6 - 10 • [3 - 6]2 + 10
-74
Solve for b & y:
6b +4y = 54
4b = 20
b = 5
y = 6
42 first-graders and 14 other students attended a school assembly. What percentage of the students at the assembly were first-graders?
75%
How do you write 460,000 in Scientific Notation?
4.6 x 105
Simplify: (4a2)(2ab3)
2 • [4 ÷ 2 - 5]2 - 5
13
Solve for x, y, & z:
4x + 6y +5z = 70
4x + 6y = 60
3x = 18
x = 6
y =6
z = 2
At a local bakery, Keenan decorated 2 cakes at a time. Mike decorated 10 at a time. If they ended up decorating the same number of cakes by the end of the day, what is the smallest number of cakes that each must have decorated?
10 cakes
What is 7.2 x 10-4 in standard form?
0.00072
Simplify: (2x2y4)3
8x6y12