Find the following values without a calculator.
Give your answers in this manner. (Eg 1
35, 3
25, 4
23, 5
67)
- 9 - 58 = _____
- 526 - 124 = _____
- 535 - 1310 = _____
- 7221 - 67 = _____
(a)
9 -
58 = 8
88 -
58 = 8
38 (b)
Make the denominators the same.
5
26 -
124 = 5
2 x 46 x 4 -
124 = 5
824 -
124 = 5
724 (c)
Make the denominators the same.
5
35 - 1
310 = 5
3 x 25 x 2 - 1
310 = 5
610 - 1
310 = 4
310 (d)
Make the denominators the same.
7
221 -
67 = 7
221 -
6 x 37 x 3 = 6
2321 -
1821 = 6
521Answer(s): 8
38, 5
724, 4
310, 6
521