PreAlgebra Semester 1 Review-ch 1-6

Integers

100

7,936 + 2,143

10,079

200

216/36

6

300

-48=x+14

x=-62

400

12b=420

b=35

500

Simplify: 3²+5(6-2)

29

Fractions

100

Write 25/3 as a mixed number

8 1/3

200

What is the product of -2/5 and 15/23?

-6/23

300

What is 7/12 divided by 1/3?

7/4

400

Simplify 2/7 ➗ 3/14+2/3

2

500

solve: 3x/5 = -3/10

x=-1/2

Potpourri

100

Round to the nearest hundred: 36,852

36,900

200

Write in standard form: six thousand, two hundred thirty five and nine hundredths

6, 235.09

300

Find the prime factorization of 260

2²*5*13

400

Solve: 4√ 25 + √ 81

29

500

Evaluate x-y+z for x=5/12, y=-3/8 and z=-3/4

1/24

Exponents

100

3.97x10⁴

39,700

200

4⁰+(-3)²

10

300

y³ for y = -3/2

-27/8

400

4z²₊3z-9z+2z²

6z²-6z

500

(x³)² (we did not actually cover this, but see if you can figure it out . . .)

x⁶

Simplifying and solving variable equations

100

7y-3-4y+6

3y+3

200

3(2x-5)

6x-15

300

Solve: 2d-7=-13

d=-3

400

-2(3x-4y)+5(2x+y)

4x+13y

500

2m-3(4-m)=m-8

1