Estimation & Number Theory Flashcards

1

Which of the following statements is incorrect?

2

What is the least common multiple of 42 and 30?

3

Which two numbers do not have 6 as a common factor?

4

Which number rounded to the nearest hundred is 43,300?

5

Which product gives the most reasonable estimate of 7,798 × 6?

6

What number belongs in the blank? 24 is the least common multiple of 6 and ____.

7

Which list of numbers contains all composite numbers?

8

Which number is a prime number?

9

Which pair of numbers has 32 as a common multiple?

10

What is 89,148 rounded to the nearest hundred?

Estimation & Number Theory