Factors and Multiples
Is 70 a composite number
yes because its factor pairs are 1 70 10 7...
is 12/24=6/12
yes because 12/24 and 6/12 are = to 1/2
is 12 8/12 + 12 9/12= 25 6/12
no because 12 8/12 + 12 9/12 is 25 5/12
round 1,354,396 to the nearest 100 thousands
the answer is 1,400,000
is 123 bigger than 124
yes 1 more
Is 12 a multiple of 108
yes because 12x9 equals 108
Is 2/8=3/12
yes because 2 goes into 8 4 times and 3 and 4 go in to 12.
what does 10 1/3 + 21 4/3= ?
it =32 2/3
round 10,436,407 to the nearest 1,000,000
10,000,000
is 156 bigger than 189
no
is 33 a prime number?
yes because 11 x 3 = 33
is 3/36=6/72
yes because 3x12 =36 and 6x 12=72
is 10 6/9 + 7 8/9 = 16 5/9
no because 10 plus 7 =17 not 16
736,436 to nearest 10,000
740,000
is 345 smaller than 435
yes
IS 11 a factor of 144
no because 12 x 12= 144
is 45/46=90/92
yes because 90/92 is 2 times as big as 45/46
is 59 4/7 + 25 8/10 = 84 96/70
yes
130,999 to nearest 100
131,000
is 1,234 bigger than 1234
no they are the same
John went to the store and needed to get 68 small bags of chips and there were 7 bags of chips in each group will that be enough bags of chips for his party?
no, because 68 is not a multiple of 7
is 5/60=12/145
no because 5x12=60 and 12x12 144 not 145
249/508 - 100/508=132/508
no it is 149/508
round 545,786,149 to nearest 10,000,000
550,000,000
is 1,004,456 bigger than 1,005,456
no