Find the following values without a calculator.
Give your answers in this manner. (Eg 0.1, 0.2, 0.3)
- 0.4, 0.5, ____, 0.7
- 1.3, ____, 1.6, 1.75
- 5.9, 6.3, 6.7, _____
(a)
Common difference
= 0.5 - 0.4
= 0.1
Number
= 0.5 + 0.1
= 0.6
(b)
Common difference
= 1.75 - 1.6
= 0.15
Number
= 1.3 + 0.15
= 1.45
(c)
Common difference
= 6.7 - 6.3
= 0.4
Number
= 6.7 + 0.4
= 7.1
Answer(s): 0.6, 1.45, 7.1