Numbers

72 - 52 = 49 - 25 = 24

Thirty-two thousand, four hundred fifty.

7

6,7,8,9,10

2.459 in fraction is 2459/1000

A number ending in 8 cannot be prime because 8 is an even number. Any even number can be divided evenly by 2 as well as itself and 1, and a prime number is a number that cannot be divided evenly by any number except itself and 1.

Forty-one and forty-two hundredths.

It is 225.78: there are no negative numbers involved there.

200 + 20 + 5 + 0.7 + 0.08 All positive!

1/6

145 Km is larger. The "k" signifies 1,000. So it's 125m vs 145,000m.

29 is an integer.

7,818,553

0.35

It is 1.

The factors of 27 are:

1, 3, 9, 27

The factors of 120 are:

1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120

The common factors are:

1, 3

37.5% as a decimal is 0.375 and as a fraction 375/1000 or 3/8 in its simplest form

9999999999

Natural Number- The number 1 and any other number obtained by adding one to it repeatedly. Ex- 1, 2, 3,.....

Yes.

2 3 5 7 11

11 and 13 are both prime numbers.

The three numbers go into any integer multiple of 880.

35 is an odd composite number

12811 = 1.2811 x 10^4

3.209

0.009 = 3.209 - 3.2

0.02 = 3.2 - 3.18

0.06 = 3.26 - 3.2

0.1 = 3.30 - 3.2

0.11 = 3.2 - 3.09