Fill in the blanks with units (Eg 1 u) or unit equations (Eg 1 u + 2).
Adam and Bryan have 110 beads.
Adam has 50 less beads than Bryan.
- Number of beads that Adam has = _____
- Number of beads that Bryan has = _____
- Total number of beads = _____
- 1 u = _____
Choose the person who has less beads to be 1 u.
Adam has 50 less beads than Bryan.
So, Adam has less beads.
(a)
Number of beads that Adam has = 1 u
(b)
Number of beads that Bryan has = 1 u + 50
(c)
Total number of beads
= 1 u + 1 u + 50
= 2 u + 50
(d)
Total number of beads = 110
2 u + 50 = 110
2 u = 110 - 50 = 60
1 u = 60 ÷ 2 = 30
Answer(s): (a) 1 u; (b) 1 u + 50; (c) 2 u + 50; (d) 30