2*10^6 + 6*10^5 + 3*10^3 +9*10^1 +4*10^0
see expanded form is adding the digits together. and it would be what ever one number is times 10 to the power of how many digits are after that number. you skip the 0's though. hope this helps x
Answer:

Step-by-step explanation:




Answer:
sorry i didn't get it
Step-by-step explanation:
22+2/2=23
22 is whole number
one plus sign
and 2/2 is the fraction
4 digits are 2
Answer:
≥
Step-by-step explanation:
1 1\4x2 1\5 = 2 3/4
5/6 x 2 1/5 = 1 5/6