Fill in the blanks in units (Eg 3 u) or unit equations (Eg 1 u + 2).
Adam and Bryan have some stickers.
Adam has 7 less than
120 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 = 20 u
Number of stickers that Adam has = 1 u - 7
(b)
1 -
120 =
1920 Number of stickers that Bryan has = 19 u + 7
(c)
Total number of stickers = 20 u
(d)
Difference in the number of stickers between Bryan and Adam
= (19 u + 7) - (1 u - 7)
= 19 u + 7 - 1 u + 7
= 19 u - 1 u + 7 + 7
= 18 u + 14
Answer(s): (a) 1 u - 7; (b) 19 u + 7; (c) 20 u; (d) 18 u + 14