Look at the picture.
- How many units is House 4 taller than House 2?
- What is the total height of House 1 and House 3?
Length of House 1: 4 units
Length of House 2: 5 units
Length of House 3: 7 units
Length of House 4: 6 units
(a)
Number of units that House 4 is taller than House 2
= 6 - 5
= 1 units
(b)
Total height of House 1 and House 3
= 4 + 7
= 11 units
Answer(s): (a) 1; (b) 11