Today’s Number:
3,604
Write it in words
three thousand six hundred four
Write it as an expanded number
(hundreds, tens, ones)
3000+600+4
Add 100
3704
Subtract 100
3504
Make it to a tidy number
(eg. 173 + 7 = 180)
3604 - 4 = 3600
Double it
7208
Halve it
1802
Multiply by 5
1,820