Fractions
1/2 + 2/3 =
7/6
1.2 + (-1) =
0.2
|-6| =
6
Order from least to greatest:
|-3.4|, 6.4, -7.2, |-5/2|, |1.2|
-7.2, |1.2|, |-5/2|, |-3.4|, 6.4
a = 1, b = 2, c = 3
a +|b + c|
1 + |2 + 3| = 6
-3/4 + 5/8 =
-1/8
-7.22 + (-7.55) =
-14.77
|6/5| =
6/5
Order from least to greatest:
4.1, 4.098, |-4.25|, -5.3, 3.99
-5.3, 3.99, 4.098, 4.1, |-4.25|
a = 2, b = 3, c = 4
|b - c| + a
|3 - 4| + 2 = |-1| + 2 = 1 + 2 = 3
-5 + 3/5 =
-22/5
10.123 + (-9.99) =
0.133
|-7.8765| =
7.8765
Order from least to greatest:
1/2, -7/8, 3/4, 5/6, -3/4
-7/8, -3/4, 1/2, 3/4, 5/6
a = -1, b = -2, c = -3
|a - b - c|
|-1 - (-2) - (-3)| = |-1 + 2 + 3| = |4| = 4
-5/3 + 3/5 =
-16/15
-5.67 + 8.34 =
2.67
|90-100| =
10
At noon, the temp is -3 degrees. The temp increases 4 degrees each hour until 5:00 PM. Then the temp decreases 2 degrees each hour until 9:00 PM. What is the temperature at 9:00 PM?
-3 + (4*5) - (2*4) = 9 degrees
a = 5, b = 7, c = -2
bc - a
7(-2) - 5 = -14 - 5 = -19
29/2 + (-42/3) =
1/2
0.5628 + (-0.869) =
-0.3062
|7/8 - 1/2| =
3/8
Your dog weighed 34 lbs at the end of June. It gained 5 lbs in July, and lost 8 lbs in August. How many lbs does it have to gain in September for it to weigh 38 lbs at the end of September?
34 + 5 - 8 + x = 38
31 + x = 38, so x = 7 lbs
a = -2, b = 2, c = 100
c + |b - a|
100 + |2 - (-2)|= 100 + |2 + 2| = 104