Maths

Walt: Understanding the meaning of digit whole number.

300
800

70
50
30

4
9
= 339
854
374

339- 300-30-9

742-700+40+2

999-900+90+9

508-500+00+8

444-400+40+4

630-600+30+0

H T O

5 9 7= 97

3 6 4= 360

2 1 8= 208

2 9 5= 005