Find the following values without a calculator.
Give your answers in this manner. (Eg 1
35, 3
25, 4
23, 5
67)
- 3 - 49 = _____
- 339 - 118 = _____
- 434 - 238 = _____
- 9114 - 67 = _____
(a)
3 -
49 = 2
99 -
49 = 2
59 (b)
Make the denominators the same.
3
39 -
118 = 3
3 x 29 x 2 -
118 = 3
618 -
118 = 3
518 (c)
Make the denominators the same.
4
34 - 2
38 = 4
3 x 24 x 2 - 2
38 = 4
68 - 2
38 = 2
38 (d)
Make the denominators the same.
9
114 -
67 = 9
114 -
6 x 27 x 2 = 8
1514 -
1214 = 8
314Answer(s): 2
59, 3
518, 2
38, 8
314