Fill in the blanks in units (Eg 3 u) or unit equations (Eg 1 u + 2).
Adam and Bryan have some stickers.
Adam has 3 less than
15 of the stickers.
- Number of stickers that Adam has = ___________
- Number of stickers that Bryan has = ___________
- Total number of stickers = ___________
- Difference in the number of stickers between Bryan and Adam = ___________
(a)
Change fraction into units.
Total number of stickers = 5 u
Number of stickers that Adam has = 1 u - 3
(b)
1 -
15 =
45 Number of stickers that Bryan has = 4 u + 3
(c)
Total number of stickers = 5 u
(d)
Difference in the number of stickers between Bryan and Adam
= (4 u + 3) - (1 u - 3)
= 4 u + 3 - 1 u + 3
= 4 u - 1 u + 3 + 3
= 3 u + 6
Answer(s): (a) 1 u - 3; (b) 4 u + 3; (c) 5 u; (d) 3 u + 6