| Order of Operations | Decimals | Fractions | Multiples and Factors | Area and Perimeter |
| 100 | 100 | 100 | 100 | 100 |
| 200 | 200 | 200 | 200 | 200 |
| 300 | 300 | 300 | 300 | 300 |
| 400 | 400 | 400 | 400 | 400 |
| 500 | 500 | 500 | 500 | 500 |
| Final Question | ||||
Evaluate the express : (8+3)2 - 3 + 8
Evaluate the express : (8+3)2 - 3 + 8
The Answer is: 126
Evaluate the expression: 100 - 80 ÷ 4 + 3
Evaluate the expression: 100 - 80 ÷ 4 + 3
The answer is: 83
Evaluate the expression: 6 + 7 × 9
Evaluate the expression: 6 + 7 × 9
The answer is 69
Evaluate the expression: 52 × 4 ÷ 2 - (8-3)
Evaluate the expression: 52 × 4 ÷ 2 - (8-3)
The answer is: 45
Here is how a student simplified an expression. Is this correct? If not, where did the student amek a mistake?
2 × (12-3)2 +7
2 × (12-9) + 7
2 × 3 + 7
6 + 7
13
Here is how a student simplified an expression. Is this correct? If not, where did the student amek a mistake?
2 × (12-3)2 +7
2 × (12-9) + 7
2 × 3 + 7
6 + 7
13
Answer:
The student did not subtract 12 - 3 before squaring. It should look like this:
2 × (12-3)2 + 7
2 × 92 + 7
2 × 81 + 7
162 + 7
169
Evaluate the following expression:
7.68 + 2.24
Evaluate the following expression:
7.68 + 2.24
Answer is: 9.92
Evaluate the expression:
40.4 - 5
Evaluate the expression:
40.4 - 5
The answer is: 35.4
Evaluate the expression:
8.4 × 0.35
Evaluate the expression:
8.4 × 0.35
The answer is: 2.940
Evaluate the expression:
6.00 ÷ 0.8
Evaluate the expression:
6.00 ÷ 0.8
The answer is:
7.5
Evaluate the expression:
281.06 ÷ 4.6
Evaluate the expression:
281.06 ÷ 4.6
The answer is:
61.1
Evaluate the expression:
3/10 + 1/5
Evaluate the expression:
3/10 + 1/5
The answer is:
1/2
Evaluate the expression:
5 1/2 - 7/10
Evaluate the expression:
5 1/2 - 7/10
The answer is:
4 4/5
Evaluate the Expression:
2 1/10 × 3 1/6
Evaluate the Expression:
2 1/10 × 3 1/6
The Answer is:
6 39/60
Evaluate the Expression:
2/5 ÷ 7/8
Evaluate the Expression:
2/5 ÷ 7/8
The Answer is:
16/35
Evaluate the Expression:
7/8 ÷ 5
Evaluate the Expression:
7/8 ÷ 5
The Answer is:
7/40
List all the factors of 64
List all the factors of 64
The Answer is:
1,2,4,8,16,32,64
List the first five Multiples of 16.
List the first five Multiples of 16.
Answer:
16, 32, 48, 64, 80
What is the GCF of 84 and 120?
What is the GCF of 84 and 120?
Answer:
84 - 1,2,3,4,6,7,12,14,21,28,42,84
120 - 1,2,3,4,5,6,8,10,12,15,20,24,30,40,60,120
GCF is 12
What is the LCM of 5, 6, and 10?
What is the LCM of 5, 6, and 10?
Answer:
5- 5,10,15,20,25,30,35,40,45,50
6, - 6,12,18,24,30,36,42,48
10 - 10,20,30,40,50
LCM is 30
In a parade, 18 boys and 24 girls are merching in seperate rows. Each rwo requires the same number of students. What is the greatest number of students that can be in a row?
In a parade, 18 boys and 24 girls are merching in seperate rows. Each rwo requires the same number of students. What is the greatest number of students that can be in a row?
Answer:
Look for the GCF
18 - 1,2,3,6,9,18
24 - 1,2,3,4,6,8,12,24
The GCF is 6. Therefore the greatest number of students that can be in a row is 6.
What is the perimeter of a rectangle with width of 25 m and a heigth of 12 m?
What is the perimeter of a rectangle with width of 25 m and a heigth of 12 m?
Answer: 74 m
What is the area of a a Parallelogram with base of 15 yd and a height of 12 yd?
What is the area of a a Parallelogram with base of 15 yd and a height of 12 yd?
Answer:
Area is 180 yd2
What is the area of a triangle witha base of 5 in and a heigth of 3 in?
A = 1/2 bh
What is the area of a triangle witha base of 5 in and a heigth of 3 in?
A = 1/2 bh
Answer:
7.5 in22
Find the area of a triangle owith heigth of 27 cm and a base of 25 cm.
A = 1/2 bh
Find the area of a triangle owith heigth of 27 cm and a base of 25 cm.
A = 1/2 bh
Answer:
A = 337.5 cm
Find the circumference of a circle with a radius of 5 in.
C = 2∏ r
Find the circumference of a circle with a radius of 5 in.
C = 2∏ r
Answer: 31.4 in
Piano classes start at 9 am and are given every 60 minutes. Violin classes also start at 9 am and are given every 45 minutes. What is the next time at which a piano lesson and a violin lesson will start at the same time?
Piano classes start at 9 am and are given every 60 minutes. Violin classes also start at 9 am and are given every 45 minutes. What is the next time at which a piano lesson and a violin lesson will start at the same time?
Answer:
12 noon
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