Operations with Integers
(-19)+(-5)
-24
(-5/8)*8/15
-1/3
Simplify the expression.
1.4w-0.6w
0.8w
What does the word 'percent' mean?
Out of 100
What is the complement of a 32-degree angle?
58 degrees
46+(-17)+38
67
1/4-7/8
-5/8
Are the two equations equivalent?
2x=4
4x+5=13
Yes
What is 35% of 100?
35
What is the supplement of a 12-degree angle?
168 degrees
144-:(-6)_
-24
5 1/4-:(-7/12)
-9
Simplify the expression.
1/5a+3/5b-(-4/5a)
a+3/5b
What is 30% of $200?
$60
If two interior angles of a triangle are 30 degrees and 40 degrees, what is the measure of the third angle?
110 degrees
14-:-7+(-25)-:(-5)
3
3.25(0.9-0.74)+6.3
6.82
Solve the equation.
a/4-1=3
a=16
What is the sale price of a television that normally costs $1,200 with a discount of 20%?
$960
What is the circumference of a circle with a radius of 6 cm?
37.68 cm
(-24)+(-6)/3
-26
(-2/3)/(-8/15)
5/12
Solve the equation.
0.8w-4=4
w=20
What is the cost of a dog bed that cost $45 last week, but its price has increased by 20%?
$54
What is the area of a quadrant with a radius of 3.4 in?
9.0746 in