The sum of two numbers is 2100.
One number is 900 less than the other number.
What are the two numbers?
- The smaller number.
- The larger number.
Smaller number = 1 u
Larger number = 1 u + 900
Sum of the two numbers
= 1 u + 1 u + 900
= 2 u + 900
2 u + 900 = 2100
2 u = 2100 - 900
2 u = 1200
1 u = 1200 ÷ 2 = 600
Smaller number
= 1 u
= 600
Larger number
= 1 u + 900
= 600 + 900
= 1500
Answer(s): (a) 600; (b) 1500