Lesson 1
Write the fraction as a decimal:
3/4
.75
Write the decimal as a fraction in lowest terms:
-0.4
-2/5
Write the decimal as a mixed number:
1.55
1 11/20
Write each expression using exponents:
4*4*4*5*5
43*52
Evaluate the expression if a=3 and b= 5:
a2+b4=
634
Evaluate the expression:
(-9)4
6,561
45*43=
48 or 65,536
36d10 / 6d5
6d5
52*75*10/5*74 =
52*7*10 or 1,750
Simplify
(42)3
46
9.6=1.2b
8
(-7a4bc3)(5ab4c2)=
-35a5b5c5
{(32)2)}2
38
Simplify:
(0.3p7)3
0.027p21
Write as a positive exponent
6-3
1/63
-413.4=-15.9n
26
-19= -3x+2
7
Write in scientific notation:
3,725,000
3.725 x 106
Write in scientific notation:
0.000316
3.16 x 10-4
Evaluate each expression:
(2.6 x 105)(1.9 x 102)
4.94 x 107
The Parker family drove a total of 180 miles on their road trip. The distance is 1.5 times the distance they drove on the first day. How many miles did the Parker family drive on the first day?
120 miles
16=5x-9
5
Four less than five times a number is equal to 11
5n-4=11
8y-3=6y+17
10
2z-31=-9z+24
5