Find the following values without a calculator.
Give your answers in this manner. (Eg
12,
23,
34,
45)
- 2 - 25 = _____
- 436 - 124 = _____
- 512 - 226 = _____
- 7316 - 78 = _____
(a)
2 -
25 = 1
55 -
25 = 1
35 (b)
Make the denominators the same.
4
36 -
124 = 4
3 x 46 x 4 -
124 = 4
1224 -
124 = 4
1124 (c)
Make the denominators the same.
5
12 - 2
26 = 5
1 x 32 x 3 - 2
26 = 5
36 - 2
26 = 3
16 (d)
Make the denominators the same.
7
316 -
78 = 7
316 -
7 x 28 x 2 = 6
1916 -
1416 = 6
516Answer(s): 1
35, 4
1124, 3
16, 6
516