Maths Activities.
- 1
1.
You have 2 parents, 4 grandparents, 8 great-grandparents, and so
on.
If I count parents as 1 generation back etc, then
a.
How many great-great-etc.
-grandparents do I have 20
generations back?
b.
Estimate how long ago that would...
More
Maths Activities.
- 1
1.
You have 2 parents, 4 grandparents, 8 great-grandparents, and so
on.
If I count parents as 1 generation back etc, then
a.
How many great-great-etc.
-grandparents do I have 20
generations back?
b.
Estimate how long ago that would have been
c.
What about 30 generations back?
2.
Search and write in standard form using three significant figures:
a.
The mass of Jupiter
b.
The mass of Pluto
c.
The mass of an electron
d.
The amount of seconds you’ve been alive until 1st
Octobre 2007
e.
The metres in a light year
3.
Complete by rounding
1dp 2dp 3dp The nearest
integer
20
7
40
7
6.
0
4.
Complete by rounding to the nearest.
.
.
(use a calculator to find the value)
Thousands Hundreds Tens Units
410
432 ·987
7
1234567890
5- Graph the real numbers - 5 and
7
10
on a number line.
Less
