360,420 is the standard form of 300000 plus 60000 plus 400 plus 20.
25.801
34
3000 + 20 = 3020 Standard form just implies you write out the number numerically (as in 3020 and not three-thousand and twenty. So the answer is just 3020.
324 is the standard form.
23,649,7
429
26
100000 900 20 3 in standard form is 100,923
You write 325 in standard form as 3.25 × 102
730520
4+20+300