Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3)
- 6.6, 6.7, ____, 6.9
- 3.8, ____, 4.1, 4.25
- 4.3, 4.7, 5.1, _____
(a)
Common difference
= 6.7 - 6.6
= 0.1
Number
= 6.7 + 0.1
= 6.8
(b)
Common difference
= 4.25 - 4.1
= 0.15
Number
= 3.8 + 0.15
= 3.95
(c)
Common difference
= 5.1 - 4.7
= 0.4
Number
= 5.1 + 0.4
= 5.5
Answer(s): 6.8, 3.95, 5.5