Number Sense
Write in decimal form:
"Eighty-two hundredths"
0.82
Simplify: 112
121
How many sides does a quadrilateral have?
4
What is the reciprocal of 11/20?
20/11
Which of the following is a prime number?
15, 21, 31, 39
31
What is 6/100 in decimal form?
0.06
DAILY DOUBLE
NO. The sum is 21 which is not divisible by 9
Simplify: 5(3)2
45
Find the perimeter of a rectangle with a length of 5mm and a width of 2mm
14mm
Convert to a mixed number: 89/12
7 5/12
What is the divisibility rule for 4?
The last two numbers must form a number that is divisible by 4.
What is 4 3/4 as an improper fraction?
19/4
Round this number to the nearest hundredth:
15.6795
15.68
Simplify: 160/60
8/3
True or False: A rectangle is a square
False
Multiply:
5/12 x 18/35 ?
3/14
What does LCM stand for? Give an example.
Least Common Multiple. Example: 12 is the LCM of 3 and 4
An XL bag of sugar weighs 3.5 pounds. How much will 5 bags of sugar weigh?
17.5 pounds
What is the GCF of 56 and 120?
8
Simplify: 33 + 5(4 - 1)2
72
DAILY DOUBLE
LWH
Divide 1 3/4 by 5/6
21/10
What does the word "exponent" mean?
The amount of times a base number is multiplied by itself
Mr. Wille submitted the following work. Is it correct? Explain.
92 - 10(2+3) + 6(5)
92 - 10(6) + 6(5)
81 - 10(6) + 6(5)
81 - 60 + 30
21 + 30
51
He is not correct because he multiplied 2 and 3 when he should have added.
List the factor pairs of 140.
1,140
2, 70
4, 35
5, 28
10, 14
Simplify: 450/125
18/5
What is the area of a square that has a side length of 14 cm?
196 cm2
Keira walked 1 1/2 miles on the beach. She walked in water for 3/4 of the distance. How far did Keira walk in water?
1 1/8 miles
Mr. Garcia's class is harvesting the school garden. The rectangular garden is twenty-five feet by fifteen feet. What is the area of the garden?
375 sq feet
What is prime factorization? Be specific. Give an example.
All the prime numbers that multiply to produce a original number.
Ex: 20 = 2x2x5 or 22x5