Find the following values without a calculator.
Give your answers in this manner. (Eg
12,
23,
34,
45)
- 9 - 29 = _____
- 548 - 116 = _____
- 512 - 214 = _____
- 5314 - 67 = _____
(a)
9 -
29 = 8
99 -
29 = 8
79 (b)
Make the denominators the same.
5
48 -
116 = 5
4 x 28 x 2 -
116 = 5
816 -
116 = 5
716 (c)
Make the denominators the same.
5
12 - 2
14 = 5
1 x 22 x 2 - 2
14 = 5
24 - 2
14 = 3
14 (d)
Make the denominators the same.
5
314 -
67 = 5
314 -
6 x 27 x 2 = 4
1714 -
1214 = 4
514Answer(s): 8
79, 5
716, 3
14, 4
514