Prime/Composite and Patterns
Is 17 a prime or composite number?
prime
7 + 8 x 2
23
What is the prime factorization of 24 ?
2x2x2x3
Write the expression using the variable m:
Mr. Moody has some pencils. 17 of them are dropped onto the floor. How many pencils did he start with?
m - 17
Is 27 a prime or composite number?
Composite (3x3x3)
Write the expression:
Divide 4 by g
4 / g
6 x (10-6) / 2
12
What is prime factorization of 16 ?
2 x 2 x 2 x 2
Write the expression using the variable w:
The Washington Wizards scored some points. Their opponent, the LA Lakers, scored 2 times as many points. How many points did the Wizards score?
w x 2
or
2w
IN 8 13 22 50
OUT 24 39 66 150
What is the rule?
Multiply by 3
Write the expression: Multiply b by 7
7b or b x 7
9 / (3 x 3) + 9
10
What is the prime factorization of 17
1x17
Write an expression using the variable c:
Anna has some cats. She then decided to adopt 2 more cats.
c + 2
Solve for the 7th term:
1, 9, 17, 25, ...
46
Write the expression: Divide x by 2
x / 2
5 x (16 - 3 x 2)
50
What is the prime factorization of 42
2x3x7
Write the expression using the variable c:
5th graders went to the corn field and collected 357 bushels of corn. As they brought it back in wheelbarrows, some fell out.
357 - c
Waples Mill is installing new bleachers outside. Row A has 72 seats, Row B has 60 seats, Row C has 48 seats. How many seats will be in Row F?
12 seats
36 / (20 / 4 + 1) - 4
2
What is the prime factorization of 72 ?
2x2x2x3x3
Write the expression using the variable n:
Toby has some pet newts. She realized there were too many to take care of, so she shared the newts evenly with her and 2 other friends. How many newts did Toby start with?
n / 3