Factors, Multiples, and Exponents
List all the factors of 20.
1, 2, 4, 5, 10, 20
What is −4+7?
3
What is 0.6 + 1.4?
2.0
What is the divisibility rule for 9?
The sum of the digits need to be divisible by 9.
John is 4.3 inches taller now than he was last year. Last year he was h inches tall. Write an expression to show how tall John is now.
4.3 + h
√49
7
Order these from least to greatest:
–3, 5, –7
-7, -3, 5
What is 4.5 – 2.8?
1.7
What is the place and value of the 4?
8,546,072,090
Place: 10,000,000
Value: 40,000,000
There are 53 students at Westside School and 42 students at Eastside School. How many students are there in total?
141 students
What is the least common multiple (LCM) of 4 and 6?
12
What is -5 - 9
-14
Multiply: 0.4 × 6
2.4
Name all the digits that will make this number divisible by 6:
2,34_
0, 6, 8
Death Valley is 282 feet bellow sea level. The Caspian Sea is 92 feet below sea level. What is the difference of the two depths written as an integer.
-282 - -92 = -190 feet
83
512
What is -7 x 8
-56
Divide: Multiply:
8.9 ÷ 100 8.9 x 100
8.9 ÷ 10 8.9 x 10
8.9 ÷ 0.1 8.9 x 0.1
Divide: Multiply:
.089 890
.89 89
89 .89
Write/say the word name for the number below:
9,634,002.908
Nine million six hundred thirty four thousand, two AND nine hundred eight thousandths
Ms. Weil bought 15 T-shirts for Maccabiah. Each shirt cost $12.75. How much did Ms. Weil pay for the shirts?
$191.25
What is the Prime Factorization of 336?
What is -120 + (4 + 6)2 - -5
-15
3.042 ÷ 0.06
50.7
Write the following number in standard form:
five billion, six hundred three million, sixty five AND twelve thousandths
5,603,000,065.012
Jack bought 6.5 pounds of grapes for $7.02. What is the cost of one pound of grapes?
7.02 ÷ 6.5
$1.08