Today’s Number:
21.73
Write it in words
Twenty one point seventy three
Write it as an expanded number
(hundreds, tens, ones, tenths, hundredths)
20 + 1 + 0.73
Add 0.10
21.74
Subtract 0.10
21.72
Make it to a tidy number
(eg. 17.3 + 0.7 = 18.0)
21.73 + 0.7
Double it
43.46