Find the following values without a calculator.
Give your answers in this manner. (Eg
12,
23,
34,
45)
- 6 - 311 = _____
- 337 - 114 = _____
- 714 - 118 = _____
- 3114 - 67 = _____
(a)
6 -
311 = 5
1111 -
311 = 5
811 (b)
Make the denominators the same.
3
37 -
114 = 3
3 x 27 x 2 -
114 = 3
614 -
114 = 3
514 (c)
Make the denominators the same.
7
14 - 1
18 = 7
1 x 24 x 2 - 1
18 = 7
28 - 1
18 = 6
18 (d)
Make the denominators the same.
3
114 -
67 = 3
114 -
6 x 27 x 2 = 2
1514 -
1214 = 2
314Answer(s): 5
811, 3
514, 6
18, 2
314