Equations
-35+4x18 -20=
17
The diner owes $24. It sells 8 hamburgers for a profit of $5 each, then pays $12 in taxes. What is its balance?
$4
3659+567+345+12=
4,583
3x4 + 30/2=
27
MENTAL MATH
45/9=
5
35 + 45 = ?
80
6794+346-235-100+50=
6,855
At 10 a.m., the temperature was -6°F. Over the next 3 hours, it rose 4°F each hour. Then it dropped 10°F. What was the final temperature?
-4
MENTAL MATH
563-246=
317
MENTAL MATH
3 x 3 - 79 + 10+
- 60
MENTAL MATH
8/2
MENTAL MATH
3 x 20 ?
60
Mental Math
10+850+30+200
1090
A freezer begins at -10°C. A malfunction raises the temperature 3°C each hour for 4 hours. A repair then lowers it by 5°C. What is the final temperature?
-3
23.67+56.58+25+ -10=
95.25
MENTAL MATH
15 x 5
MENTAL MATH
144/12
MENTAL MATH
86 + 14 = ?
100
-76+52+856+ -225=
607
A gamer loses 10 points per failed level for 5 levels, then earns 50 points across 5 successful levels. What is the overall point change?
=0
99.45-72.46=
26.99
MENTAL MATH
7x4
28
650/2
325
MENTAL MATH
36/6
6
-12+4(7) - 18/3=
10
A checking account has a balance of -$35. Four deposits of $18 are made, and a $20 fee is charged. What is the new balance?
=$17
543+8695+342+99
9,679
MENTAL MATH
6 x5=
30
256/4
64
100/5
20