Find the following values without a calculator.
Give your answers in this manner. (Eg 1
35, 3
25, 4
23, 5
67)
- 2 - 14 = _____
- 3410 - 130 = _____
- 423 - 129 = _____
- 6115 - 45 = _____
(a)
2 -
14 = 1
44 -
14 = 1
34 (b)
Make the denominators the same.
3
410 -
130 = 3
4 x 310 x 3 -
130 = 3
1230 -
130 = 3
1130 (c)
Make the denominators the same.
4
23 - 1
29 = 4
2 x 33 x 3 - 1
29 = 4
69 - 1
29 = 3
49 (d)
Make the denominators the same.
6
115 -
45 = 6
115 -
4 x 35 x 3 = 5
1615 -
1215 = 5
415Answer(s): 1
34, 3
1130, 3
49, 5
415