Find the following values without a calculator.
Give your answers in this manner. (Eg
12,
23,
34,
45)
- 2 - 79 = _____
- 439 - 118 = _____
- 614 - 518 = _____
- 9114 - 67 = _____
(a)
2 -
79 = 1
99 -
79 = 1
29 (b)
Make the denominators the same.
4
39 -
118 = 4
3 x 29 x 2 -
118 = 4
618 -
118 = 4
518 (c)
Make the denominators the same.
6
14 - 5
18 = 6
1 x 24 x 2 - 5
18 = 6
28 - 5
18 = 1
18 (d)
Make the denominators the same.
9
114 -
67 = 9
114 -
6 x 27 x 2 = 8
1514 -
1214 = 8
314Answer(s): 1
29, 4
518, 1
18, 8
314