Decimal Operations
Solve: 4.16 + 2.03 + 0.54
6.73
A spinner is divided into 4 equal parts; blue, green, red, orange. What is the probability of landing on orange?
1/4 or 25%
Solve:
(-5) + (-7)
-12
In the equation 4x + 6 = 30, what is the coefficient?
4
If a parallelogram has a base of 6cm and a height of 7cm, what is the area?
42cm2
Solve: 8.62 - 2.37
6.25
convert the following improper fraction to a mixed number: 55/6
9 1/6
Solve:
(-4) - (-6)
+2
Evaluate the expression 3n-6. Where n=6
12
A triangle has the following measurements:
Base: 6mm
Side:7mm
Height: 5mm
What is the area of the triangle?
15mm2
Arrange the following numbers in descending (greatest to smallest) order:
48%, 1/5, 0.65
0.65, 48%, 1/5
The gasoline gauge on a car showed that the tank was 7/8 full. After a week of driving, the gauge showed the tank was 1/4 full. The amount of gasoline used that week was?
5/8
Solve:
w - 9 = -12
w = -3
Canada won 8 more medals than Spain. Canada won 28 medals. Write the equation to represent the medals won by Spain.
m + 8 = 28
If the radius of a circle is 4.7m. What would the circumference of the circle be?
29.52 m
Convert the following decimal to a fraction in lowest terms.
0.778
389/500
Solve the following and put it in lowest terms
4/7 - 3/6
1/14
Solve the following:
22.4 - 4.5 x 8
-13.6
Solve x/2 - 7 = 31
x=76
The area of a triangle is 96m2
the height of the triangle is 8m. What is the height?
24m
A book that costs $12.99 is on sale for 30% off. If the GST is 5%. What will the final cost of the book be?
$9.55
80 cars were sold at a dealership in one week. 25% of the sales were SUVs and 45% were Compact cars. How many more compact cars were sold than SUVs?
16
The temperature starts at -50C. It drops 100C. Then rises 50C and then rises another 180C. What is the final temperature?
80C
What value must the variable have to keep the equation balanced?
2w + 6 = 28
11
Calculate the area of the circle with a circumference of 24.7 cm