Find the following values without a calculator.
Give your answers in this manner. (Eg 1
35, 3
25, 4
23, 5
67)
- 5 - 112 = _____
- 546 - 118 = _____
- 323 - 1112 = _____
- 6221 - 47 = _____
(a)
5 -
112 = 4
1212 -
112 = 4
1112 (b)
Make the denominators the same.
5
46 -
118 = 5
4 x 36 x 3 -
118 = 5
1218 -
118 = 5
1118 (c)
Make the denominators the same.
3
23 - 1
112 = 3
2 x 43 x 4 - 1
112 = 3
812 - 1
112 = 2
712 (d)
Make the denominators the same.
6
221 -
47 = 6
221 -
4 x 37 x 3 = 5
2321 -
1221 = 5
1121Answer(s): 4
1112, 5
1118, 2
712, 5
1121