Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3)
- 8.9, 9, ____, 9.2
- 3.3, ____, 3.6, 3.75
- 3.2, 3.6, 4, _____
(a)
Common difference
= 9 - 8.9
= 0.1
Number
= 9 + 0.1
= 9.1
(b)
Common difference
= 3.75 - 3.6
= 0.15
Number
= 3.3 + 0.15
= 3.45
(c)
Common difference
= 4 - 3.6
= 0.4
Number
= 4 + 0.4
= 4.4
Answer(s): 9.1, 3.45, 4.4