Select all the sums that are positive:
Selecciona todas las sumas que sean positivas:
-5 + (-2)
5 + (-2)
-3 + 4
0 + (-3)
-2 + (4)
5 + (-2)
-3 + 4
-2 + (4)
A triangle has angles measuring 30 degrees and 40 degrees. What is the measure of the third angle?
110 degrees
Audrey deposits $27 in her account. Then she makes two withdrawals, one for $15 and one for $12. What is the total change to the balance of Audrey’s account? Explain.
Find the difference:
-18 - (-55)
37
At the nearest wholesale store, 3 bags of cereal cost $21.75. At this rate, how much would 5 bags of cereal cost?
$36.25
Sierra left $4.50 as a tip for a waiter. This was 18% of the bill. How much was her bill before adding the tip?
$25.00
-17.5