Look at the picture.
Each box stands for 1 unit.
- Paint brush R is _____ units long.
- Paint brush S is _____ units long.
- Paint brush R is _____unit shorter than Paint brush S.
- The total length of Paint brush R and Paint brush S is _____units.
(a)
Paint brush R is 6 units long.
(b)
Paint brush S is 7 units long.
(c)
Number of units that Paint brush R is shorter than Paint brush S
= 7 - 6
= 1 unit
(d)
Total number of units of Paint brush R and Paint brush S
= 6 + 7
= 13 units
Answer(s): (a) 6; (b) 7; (c) 1; (d) 13