Find the following values without a calculator.
Give your answers in this manner. (Eg 1
35, 3
25, 4
23, 5
67)
- 9 - 511 = _____
- 349 - 127 = _____
- 814 - 4316 = _____
- 8221 - 47 = _____
(a)
9 -
511 = 8
1111 -
511 = 8
611 (b)
Make the denominators the same.
3
49 -
127 = 3
4 x 39 x 3 -
127 = 3
1227 -
127 = 3
1127 (c)
Make the denominators the same.
8
14 - 4
316 = 8
1 x 44 x 4 - 4
316 = 8
416 - 4
316 = 4
116 (d)
Make the denominators the same.
8
221 -
47 = 8
221 -
4 x 37 x 3 = 7
2321 -
1221 = 7
1121Answer(s): 8
611, 3
1127, 4
116, 7
1121