Level 2 PSLE The sum of two numbers is 58. One of the numbers is a multiple of 6. The other number is a factor of 20. What is the difference between the 2 numbers?
Number 1 + Number 2 = 58
Number 1 is a factor of 20.
Factors of 20: 1, 2, 4, 5, 10, 20
Number 2 is a multiple of 6.
To be a multiple of 6, Number 2 must have no remainder when divided by 6.
Number 1 |
Number 2 |
Is Number 2 is a multiple of 6? |
Is the remainder 0? |
20 |
58 - 20 = 38 |
38 ÷ 6 = 6 r 2 |
x |
10 |
58 - 10 = 48 |
48 ÷ 6 = 8 r 0 |
✓ |
Difference between the 2 numbers
= 48 - 10
= 38
Answer(s): 38