Find the following values without a calculator.
Give your answers in this manner. (Eg
12,
23,
34,
45)
- 9 - 35 = _____
- 236 - 112 = _____
- 824 - 5112 = _____
- 9116 - 58 = _____
(a)
9 -
35 = 8
55 -
35 = 8
25 (b)
Make the denominators the same.
2
36 -
112 = 2
3 x 26 x 2 -
112 = 2
612 -
112 = 2
512 (c)
Make the denominators the same.
8
24 - 5
112 = 8
2 x 34 x 3 - 5
112 = 8
612 - 5
112 = 3
512 (d)
Make the denominators the same.
9
116 -
58 = 9
116 -
5 x 28 x 2 = 8
1716 -
1016 = 8
716Answer(s): 8
25, 2
512, 3
512, 8
716