Find the following values without a calculator.
Give your answers in this manner. (Eg 1
35, 3
25, 4
23, 5
67)
- 7 - 45 = _____
- 536 - 124 = _____
- 313 - 2312 = _____
- 9314 - 47 = _____
(a)
7 -
45 = 6
55 -
45 = 6
15 (b)
Make the denominators the same.
5
36 -
124 = 5
3 x 46 x 4 -
124 = 5
1224 -
124 = 5
1124 (c)
Make the denominators the same.
3
13 - 2
312 = 3
1 x 43 x 4 - 2
312 = 3
412 - 2
312 = 1
112 (d)
Make the denominators the same.
9
314 -
47 = 9
314 -
4 x 27 x 2 = 8
1714 -
814 = 8
914Answer(s): 6
15, 5
1124, 1
112, 8
914