Find the following values without a calculator.
Give your answers in this manner. (Eg
12,
23,
34,
45)
- 3 - 611 = _____
- 448 - 124 = _____
- 314 - 2116 = _____
- 9115 - 45 = _____
(a)
3 -
611 = 2
1111 -
611 = 2
511 (b)
Make the denominators the same.
4
48 -
124 = 4
4 x 38 x 3 -
124 = 4
1224 -
124 = 4
1124 (c)
Make the denominators the same.
3
14 - 2
116 = 3
1 x 44 x 4 - 2
116 = 3
416 - 2
116 = 1
316 (d)
Make the denominators the same.
9
115 -
45 = 9
115 -
4 x 35 x 3 = 8
1615 -
1215 = 8
415Answer(s): 2
511, 4
1124, 1
316, 8
415