QR: Divisibility Rules + percentage/decimal/fraction conversion Flashcards
1
Q
How do you know if a number can be divided by 3?
A
The sum of the digits is divisible by 3
2
Q
How do you know if a number can be divided by 4?
A
The last 2 digits are divisible by 4
3
Q
How do you know if a number can be divided by 6?
A
Is even and is divisible by 3
4
Q
How do you know if a number can be divided by 8?
A
The last three digits are divisible by 8
5
Q
1/9 as a decimal?
A
0.1111
6
Q
1/9 as a percentage?
A
11.11%
7
Q
1/8 as a decimal?
A
0.125
8
Q
1/8 as a percentage?
A
12.5%
9
Q
1/7 as a decimal?
A
0.1429
10
Q
1/7 as a percentage?
A
14.29%
11
Q
2/5 as a decimal?
A
0.4
12
Q
40% as a fraction?
A
2/5
13
Q
2/5 as a percentage?
A
40%
14
Q
1/6 as a percentage?
A
16.67%
15
Q
1/6 as a decimal
A
0.1667
