Find the following values without a calculator.
Give your answers in this manner. (Eg 1
35, 3
25, 4
23, 5
67)
- 6 - 16 = _____
- 536 - 112 = _____
- 834 - 218 = _____
- 2114 - 67 = _____
(a)
6 -
16 = 5
66 -
16 = 5
56 (b)
Make the denominators the same.
5
36 -
112 = 5
3 x 26 x 2 -
112 = 5
612 -
112 = 5
512 (c)
Make the denominators the same.
8
34 - 2
18 = 8
3 x 24 x 2 - 2
18 = 8
68 - 2
18 = 6
58 (d)
Make the denominators the same.
2
114 -
67 = 2
114 -
6 x 27 x 2 = 1
1514 -
1214 = 1
314Answer(s): 5
56, 5
512, 6
58, 1
314