Answer: 3.7 + 0.41 + 1.3 + 0.7
Step-by-step explanation: for 3.7 you see the number after 7 is 2 and that tells u to round down
0.41 - the digit after the 4 is 1 so u round down
1.3 - the digit after the 2 is 8 so u round up
0.7 - the digit after the 6 is 5 so u round up