Subtract. Write the answer as a mixed number.
Find the average of 99, 107, 87, 103, and 84.
Add. -16 + (-64) + 64 + (-52)
Sales of frozen pizza for a club fundraiser increased from 500 one year to 705 the next year. What was the percent increase?
Add. 502.9513 + 8.987 + 18.64 + 8149.937
Add. Simplify the answer.
John Lee's savings account has a balance of $1,373. After 15 months, what will the amount of interest be at 5.7% per year?
Solve for x.
Divide. Write the answer either as a whole number or as a mixed number.
Solve for r. 8r + 7 = 39
Subtract. -13 - (-12)
Subtract. 10.7381 - 0.1879
Evaluate x + y for x = 3 and y = -8 .
An employee was paid $65,552 during the first half of last year. During the second half he was paid $97,450. How much more was his income during the second half?