Do as indicated.
Find the sum of 18.18 and 22.74
Find the sum of 61.53 and 80.24
Add 19.54 by 98.37
Subtract 46.38 by 43.15
Find the difference of 96.41Â and 34.28
Subtract 68.33 by 71.86
Find the product of 88.49 and 31.45
Multiply 74.53 by 48.17
Divide 458.8 by 31
Find the quotient of 553.6 and 3.2