Find the following values without a calculator.
Give your answers in this manner. (Eg 1
35, 3
25, 4
23, 5
67)
- 3 - 58 = _____
- 336 - 124 = _____
- 324 - 2112 = _____
- 8221 - 47 = _____
(a)
3 -
58 = 2
88 -
58 = 2
38 (b)
Make the denominators the same.
3
36 -
124 = 3
3 x 46 x 4 -
124 = 3
1224 -
124 = 3
1124 (c)
Make the denominators the same.
3
24 - 2
112 = 3
2 x 34 x 3 - 2
112 = 3
612 - 2
112 = 1
512 (d)
Make the denominators the same.
8
221 -
47 = 8
221 -
4 x 37 x 3 = 7
2321 -
1221 = 7
1121Answer(s): 2
38, 3
1124, 1
512, 7
1121