Factors and Multiples
Equivalent Fractions
Adding and Subtracting Fractions
Rounding
Compering Numbers
100

Is 4 a prime number.

No because 4 has more than one factor pairs.

100

Is 4/8 equivalent to 2/4

Yes because if you multiply 4/8 by 2/4 it equals a whole number. 

100

What is 4/8+ 2/8?

It's 6/8 because 4+2=6

100

107,546 rounded to the nearest ten thousand.

It's 117,000 because there is a 7 next to zero so the 0 is going to go up to 1.

100

669,000 greater than 666,000.

Yes because it's 3 further than 666,000.

200

Is 8 a multiple of 16.

Yes because 8 x 2 =16 

200

Is 3/6 equivalent to 4/5. 

No because if you multiply 3/6 and 4/5 it doesn't equal a whole number.

300

Is 9 a prime number.

No because 3 x 3= 9 and 1 x 9 =9


300

Is 2\4 equivalent to 4\8.

Yes because if you multiply them its equals a whole number.

400

Is 5 a multiple of ten.

Yes because 5 x 2 =10


400

Is 2/3 equivalent 1/3 

No because if you multiply 2/3 and 1/3 it doesn't equal a whole number. 

500

Is 2 prime number.

Yes because only 1 and itself can multiply it.