Find the following values without a calculator.
Give your answers in this manner. (Eg 1
35, 3
25, 4
23, 5
67)
- 4 - 59 = _____
- 529 - 127 = _____
- 812 - 118 = _____
- 9221 - 47 = _____
(a)
4 -
59 = 3
99 -
59 = 3
49 (b)
Make the denominators the same.
5
29 -
127 = 5
2 x 39 x 3 -
127 = 5
627 -
127 = 5
527 (c)
Make the denominators the same.
8
12 - 1
18 = 8
1 x 42 x 4 - 1
18 = 8
48 - 1
18 = 7
38 (d)
Make the denominators the same.
9
221 -
47 = 9
221 -
4 x 37 x 3 = 8
2321 -
1221 = 8
1121Answer(s): 3
49, 5
527, 7
38, 8
1121