Noah's maths

Noah has 27 rugby cards and Bobby has 9. How many do they have altogether?

27+ 9 = 36

so  27    9         26 + 10 = 36

      -1   +1

Nyree has saved $36 in pocket money. Teija has saved $12. How much money do they have between them?

 36 + 12 =48

 -2    -2

34 + 10 = 48

44 + 8 =52

17 + 12 =29

37 + 9 =46

55 + 8 =64

10+0=10

0+10=10

9+1=10

12-2=10

1+9=10

8+2=10

7+3=10

7   >   4

12  >    8

57  < 58

19  <   29

13  >   3

27   = 27

17  >   12

31   =   31

2+3=5     4+1=5

I have six sides. What shape am I?  Hexagon

I have eight sides. What shape am I?  octagon

I have three points. What shape am I?  triangle

I have five edges. What shape am I?  pentagon

I have four sides but I am not a square. What shape am I?  Diamond