Find the following values without a calculator.
Give your answers in this manner. (Eg 1
35, 3
25, 4
23, 5
67)
- 6 - 811 = _____
- 546 - 118 = _____
- 414 - 2316 = _____
- 6221 - 57 = _____
(a)
6 -
811 = 5
1111 -
811 = 5
311 (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.
4
14 - 2
316 = 4
1 x 44 x 4 - 2
316 = 4
416 - 2
316 = 2
116 (d)
Make the denominators the same.
6
221 -
57 = 6
221 -
5 x 37 x 3 = 5
2321 -
1521 = 5
821Answer(s): 5
311, 5
1118, 2
116, 5
821