Powers and Exponents
Write 1,000 exponent form and word form
number-10^3
word-the third power of ten
745x4
2,980
45x23
1,035
Train tickets cost $48 for adults and $32 for children. There are 27 adults and 55 children on the train. How much did the passengers pay to ride the train?
Step 1: $48x27=$1,296
Step 2: $32x55=$1,760
Step 3: $1,760+$1,296=
A: $3,056
Prime
What is 3x10^4
3x10,000=30,000
1,432x5
7,160
92x65
5,980
Each square of a chess board measures 57 millimeters by 57 millimeters. There are 64 squares on the chess board. What is the area on the chess board.
step 1: find area of one square (LxW=A) 57x57=3,249
Step 2: 3,249x64=
A:207,936
Jada has 12 photos. Anthony has 6 times as many photos. How many photos does Anthony have?
72 photos
A city has a population of 36x10^4. What is the population written as a whole number?
36x10,000=
360,000
9,436x7
66,052
2,324x67
155,708
A toolbox contains 12 screwdrivers and 11 wrenchs. Each screwdriver has a mass of 1,298 grams, and each wrench has a mass of 2,282 grams. What is the mass of the screw driver and wrenches?
Step 1: 12x1,298 grams=15,576 grams
Step 2: 11x2,282 grams=25,102 grams
Step 3: 15,576 grams+25,102 grams=
A:40,678
A shipping company buys 60 trucks for $30,000 each. What is the total cost?
$1,800,000
What is the unknown exponent in 8x10^?=800,000
6
25,978x9
233,802
34,678x92
3,190,376
The price for 1 ounce of gold is $1,275. How much is 5 pounds of gold worth? Recall that 1 pound =16 ounces
Step 1: $1,275x16=$20,400
Step 2: $2,400x5=
A: $102,000
Marlin was playing basketball and maede 8/10 of the shots he took. What decimal number represents the fraction of the shots Marlin made?
0.8
Lake Supioror is the largest of the Great Lakes. It covers a surface area of about 30,000 square miles. How can you show the estimated area of Lake Superior as a whole number multiplied by a power of ten?
The estimated area of Lake Superior?
3x10^4=3x10,000=30,000
3x10^4 square miles
965,234x6
5,791,404
A trip to Laurens grandfather's house is 3,074 miles round trip. If the family visits hime 14 times each year, how many miles do they travel to see him in one year?
43,036 miles
The population of Vals town lives in is 8x10^3. The population of the town Vic lives in is 6x10^4. Who's town has the greater population? By how many people?
Step 1: 8x10^3=8x1,000=8,000
Step 2: 6x10^4=6x10,000=60,000
Step 3: Which number is bigger? Vics town
Step 4: 60,000-8,000=
A:52,000
There are 24 students in a math class. The teacher arranges the students. The teacher arranges the students into equal groups of 4 students. Each group solves 3 different math problems. How many math problems does the class solve?
18 math problems