Find the following values without a calculator.
Give your answers in this manner. (Eg 1
35, 3
25, 4
23, 5
67)
- 3 - 512 = _____
- 429 - 136 = _____
- 523 - 1112 = _____
- 2115 - 45 = _____
(a)
3 -
512 = 2
1212 -
512 = 2
712 (b)
Make the denominators the same.
4
29 -
136 = 4
2 x 49 x 4 -
136 = 4
836 -
136 = 4
736 (c)
Make the denominators the same.
5
23 - 1
112 = 5
2 x 43 x 4 - 1
112 = 5
812 - 1
112 = 4
712 (d)
Make the denominators the same.
2
115 -
45 = 2
115 -
4 x 35 x 3 = 1
1615 -
1215 = 1
415Answer(s): 2
712, 4
736, 4
712, 1
415