adding decimals
100

12.1+3.3

What is 15.4?

200

16.88+23.28

What is 40.16?

300

123.456+654.321

what is 777.777?

400

12345.6789+9876.54321

What is 1111.11101?

500

182825.27+1925.26

what is 184750.53?