Find the following values without a calculator.
Give your answers in this manner. (Eg
12,
23,
34,
45)
- 5 - 14 = _____
- 229 - 136 = _____
- 535 - 2310 = _____
- 3221 - 67 = _____
(a)
5 -
14 = 4
44 -
14 = 4
34 (b)
Make the denominators the same.
2
29 -
136 = 2
2 x 49 x 4 -
136 = 2
836 -
136 = 2
736 (c)
Make the denominators the same.
5
35 - 2
310 = 5
3 x 25 x 2 - 2
310 = 5
610 - 2
310 = 3
310 (d)
Make the denominators the same.
3
221 -
67 = 3
221 -
6 x 37 x 3 = 2
2321 -
1821 = 2
521Answer(s): 4
34, 2
736, 3
310, 2
521