Answer:
3.74
Explanation:
the standard form of 3 + 0.7 + 0.04
To get standard form we add all the numbers.
Arrange the number one by one down and then add it from right to left. Fill the empty places by 0
3.00
0.70
+0.04
----------------- (Add it)
3.74
the standard form of 3 + 0.7 + 0.04 is 3.74