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Is 43 a prime number
Yes- The only factors are 1 and 43
Is 28 a prime number?
No it has more than 2 factors. 1, 2, 4, 7, 14, 28
Round 342 to the nearest 10s
340
Round 342 to the nearest 100s.
300
Estimate the answer of 21x56
20x60=1200
Which number is in the ten thousandths place? 104,689
0
Which number is in the hundreds place? 4,982
9
What is the value of the 7 in this number? 576,812
70,000
What is the value of 9 in this number? 536,957
900
What are the factors of 12?
1, 2, 3, 4, 6, 12
What are the factors of 20?
1, 2, 4 ,5, 10, 20
What are the first 3 multiples of 6?
6, 12, 18
The first 3 multiples of 4 are 4, 8, 12. What are the next 3?
16, 20, 24
Multiply 82 by 10 and 100.
820 and 8200
Multiply 529 by 10 and 100.
5290 and 52900
What are the next 3 numbers in the pattern? 58, 48, 38...
28, 18, 8
