Divisibility Rules
what is divisibility rule of 3
the sum of the numbers has to be divisible by 3
is 23 a prime number
yes
what is 11x12
the answer is 132
what is the answer to 7 cubed?
the answer is 340
29
512
the divisibility rule of 6
it has to be divisible by 2 and 3
is 13 a prime number
yes
what is 65 x 10
the answer is 650
what is the meaning of BEDMAS?
B bracets
E exponets
D division
M multiplication
A addition
S subtraction
36
729
What is the divisibility rule of 9?
the sum of the digits must be a multiple of 9 * number divisible by 9 is automaticly divisible by 3
is 97 a prime number
yes
what is 163 x 5
the answer is 815
3x(4x7)=
84
44
256
What is the divisibility rule of 4?
The last number must end in 4 or 00
is 49 a prime number
no
what is 752 x 4
the answer is 3008
4x(3+5+4)=
distributive
(4x3)+(4x5)+(4x4)=48
53
125
What is the divisibility rule of 8?
The number must be even and the last 3 numbers must be 0 or divisible by 8!
is 81 a prime number
no
what is 842 x 25
the answer is 21050
Associative property:Multiplycation
2x(4x5)x6=
240
what year is math made
35000 to 20000 BC