Find the greatest common factor (GCF) of 84 and 126.
Correct answer(s):
- 42
Subject
Arithmetic & Number System
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Quizzes in Arithmetic & Number System for Grade 8
Find the place value of the digit 6 in the number 3,645.
Correct answer(s):
- 600
From the list below, select all numbers that are prime: 29, 51, 57, 61.
Correct answer(s):
- 29
- 61
Which of the following numbers are prime: 29, 39, 41, 51 Select all that apply.
Correct answer(s):
- 29
- 41
Find the sum of the digits of the number 7,294.
Correct answer(s):
- 22
Convert the fraction 7/8 to its decimal form.
Correct answer(s):
- 0.875
Find the least common multiple (LCM) of 18 and 24.
Correct answer(s):
- 72
Which of the following numbers are prime? Select all that apply.
Correct answer(s):
- 11
- 17
Find the value of the digit 7 in the number 4,729.
Correct answer(s):
- 700
Which of the following numbers are divisible by 3? Select all that apply.
Correct answer(s):
- 102
- 489
Find the least common multiple (LCM) of 12 and 18.
Correct answer(s):
- 36
Find the greatest common factor (GCF) of 48 and 180.
Correct answer(s):
- 12
In the number 4,362,195 find the value of the digit 6.
Correct answer(s):
- 60,000