Download Year 7 Fractions Pretest

Year 7 Fractions Pretest - Widmer
Question 1
Question 2
Nine is a multiple of 3.
Three is a factor of 10.
a) True
a) True
b) False
b) False
Question 3
Question 4
Factors of 12: 1, 12, 2, 6, 3, 4
LCM stands for:
Factors of 18: 1, 18, 2, 9, 3, 6
a. lots of core memory
b. likely common mistake
Enter a number to complete the common factors of 12
c. lowest common multiple
and 18.
1, 2, 3 and
Question 5
Question 6
The number 15 has more than two factors: 1, 3, 5 and 15.
Is the following statement true or false?
Therefore it is called:
A composite number has only two factors.
a) a prime number
a) True
b) an even number
b) False
c) a palindrome
d) a composite number
Question 7
Question 8
74 = 7 × 7 × 7 × 7
The index in this calculation is Question 9
7 can be written in index notation as 7
.
Question 10
True or false?
A factor tree is used to find all the prime factors of a number.
a)True
b)False
Use the factor tree to write 90 as a product of its
prime factors.
90 = 2 × 3 × × 5 Question 11
What is the square root of 36?
= Question 12
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=