Find the following values without a calculator.
Give your answers in this manner. (Eg
12,
23,
34,
45)
- 3 - 58 = _____
- 449 - 118 = _____
- 312 - 118 = _____
- 6314 - 47 = _____
(a)
3 -
58 = 2
88 -
58 = 2
38 (b)
Make the denominators the same.
4
49 -
118 = 4
4 x 29 x 2 -
118 = 4
818 -
118 = 4
718 (c)
Make the denominators the same.
3
12 - 1
18 = 3
1 x 42 x 4 - 1
18 = 3
48 - 1
18 = 2
38 (d)
Make the denominators the same.
6
314 -
47 = 6
314 -
4 x 27 x 2 = 5
1714 -
814 = 5
914Answer(s): 2
38, 4
718, 2
38, 5
914