Order of operations/expressions
What does the e in pemdas mean?
exponent
10 x 10 x 10 x 10
This is 10 to the ? power
10 to the 4th power
We line up decimals when we do what operation?
addition and subtraction
When you add or subtract fractions. What do you have to make sure first?
Denominators are the same
The length of a cube is 2 inches. What is the volume?
8 inches cubed
What is 10 to the 3rd power equal?
1000
3 to the 3rd power equals?
3 x 3 x 3 = 27
30 - 12.65 =
17.35
2/3 X 3/4 =
What is the product? Be sure to simplify
6/12 or 1/2
Is a rectangle a parallelogram?
Yes
7 x (36 / 9) - 2
What is the first operation you use to solve this problem?
36 divided by 9
3.758 x 10 (second power) =
375.8
2.5 x .64 =
1.600
Make into an mixed number
5 4/5
29/5
Volume = 336 in
height = 8 in
width = 7 in
What is the length?
6 inches
Add 16 to 9, then multiply by 5, then subtract 4.
Write the expression
5 X (16 + 9) - 4
or (16+9) X 5 - 4
8,752.4 / 10 (to the third power) =
8.7524
When you divide decimals, you can have a decimal in the dividend. True or false
True - not in the divisor
Make into a mixed number
33/7
4 5/7
Name a quadrilateral that is also a parallelogram that also has congruent sides.
square, rhombus
Add the product of 3 times 8 to the product of 2 times 6 and solve
(3 x 8) + (2 x 6) = 36
Which one is 10 to the 4th power?
A. 40 x 40 x 40 x 40
B. 10 x 10 x 10 x 10
C. 10 x 4
D. 100,000
B
342.5 / .5
685
Max had 3 1/2 liters of water. He drank 2/3 of a liter. How much water did he have left?
2 5/6
56 cm cubed