Find the following values without a calculator.
Give your answers in this manner. (Eg
12,
23,
34,
45)
- 6 - 110 = _____
- 529 - 127 = _____
- 415 - 3215 = _____
- 6121 - 67 = _____
(a)
6 -
110 = 5
1010 -
110 = 5
910 (b)
Make the denominators the same.
5
29 -
127 = 5
2 x 39 x 3 -
127 = 5
627 -
127 = 5
527 (c)
Make the denominators the same.
4
15 - 3
215 = 4
1 x 35 x 3 - 3
215 = 4
315 - 3
215 = 1
115 (d)
Make the denominators the same.
6
121 -
67 = 6
121 -
6 x 37 x 3 = 5
2221 -
1821 = 5
421Answer(s): 5
910, 5
527, 1
115, 5
421