Lesson 1-8
2. 16
4. 17
Lesson 1-9
5.A. 5463 divided by 9= 607. Multiply 607 by 9 to check your answer. B. 6.00-3.98= 2.02 C. 5.70x0.03= .1710 I moved the decimal over 4 places. D. 4 1/2 divided by 6= 9/12 or ¾. E. 18 1/5-12 2/3= 5 8/15 I found a common denominator. F. 25.75+40.00= 65.75 G. 546.30 divided by .09 move the decimal over two to the right and you get 6070 as your answer. H. 6 divided by 4 ½ flip the second fraction and you get 1 1/3 as the answer. I. 13 7/8+6 1/3 find a common denom as 24 to get 20 5/24 as the answer. J. 8 2/5x1 5/7= 14 2/5 as the answer. Lesson 2-1

1.A. 162,87,75 87+75=162, 75+87+162, 162-87+75, 162-75=87 addition and subtraction. B. 2,4,2 2+2=4 2+2=4 4-2=2 4-2+2 Addition and Subtraction C. ¼, 1/6, 2/3 find a common denominator of 24 and solve. 1/4 x2/3=1/6, 2/3x1/4=1/6, 1/6 divided by 1/4=2/3 1/4divided by 1/6=2/3 Multiplication and Division. D. 2.2,6.6,12.12= NONE 5.A. 1000x15= 15000 B. 20.00-12.98= 7.02 C. 345 divided by 100= 3.45 D. 2/3-1/10= 17/30 found a common denominator. E. 36.4+3.6+4.0= 44.0 F. 1/2x3/2= ¾ G. 2850x6.4= 1824 H. 28.5x6.4= 182.4 move the decimal over 2 places. I. 3612 divided by 42= 86 J. 1/10+17/30 find a common denominator of 30 to get 2/3. L. 3/4x2/1= 1 ½ Lesson 2-2

3.A. o=positive x=negative
Xxxxxx, xxxxxxooo, xxx,oooooo,xxxxxxxxx
B. ooo, oooox, oooooxx

...difference is the reciprocal. To get a reciprocal, you find the inverse, or flip it over (I.E. 2/3=3/2). Dividing is the same as multiplying by the reciprocal.
2/3 ) 2/3
Always flip the second number over.
2/3 )3/2
Then just multiply regularly.
The answer is: 1
Fractions can be very useful. From slices of pizza, to the amount of land in an area that an atomic bomb blows up, fractions come in all shapes and sizes. The above essay is just a skimming over the top of the...

... Unit – Rates, Ratios, Proportions
Rates
A car travelled 348 km in 4 hours .Write the unit rate that describes how fast the car was going.
348 4
4 4
87 1
The car travelled 87 km per hour.
Ratios
A ratio is...

...Liza and Mike have together?
________15. What is the perimeter of the figure?
________16. How many square meters is the area of the same figure?
Grade I MTAP Math Challenge Questions and Reviewer II
Solve each item and write the answer on the blank before the number.
___________1. Lucy bought school supplies amounting to ₱89.85. She gave the
cashier ₱100-bill. How much change did she get?
___________2. In 14,16, 18, ______, N, 24, 26. What is N?...

...Calculators can perform math functions quickly and easily. The most common functions are addition (+), subtraction (-), multiplication (*) and division (/). Press the “=” sign to get the answer. Note that many calculators use different symbols for multiplication (x) and division (÷), and "C" for "Clear"—the erase function.
To use the calculator,
The Simple Virtual Calculator supports the following operations:
• Addition (key '+')
• Subtraction (key '-')
•...

...and 100. When you simplify, the answer would be 9/25.
✔Changing fraction or mixed numbers to percent
Converting a Fraction to a Percent
Do the following steps to convert a fraction to a percent:
For example: Convert 4/5 to a percent.
Divide the numerator of the fraction by the denominator (e.g. 4 ÷ 5=0.80)
Multiply by 100 (Move the decimal point two places to the right) (e.g. 0.80*100 = 80)
Round the answer to the desired precision.
Follow the...

...| 30,747,912: (2 × (-3)) + (1 × (-4)) + (9 × (-1)) + (7 × 3) + (4 × 4) + (7 × 1) + (0 × (-3)) + (3 × (-4)) = 13. |
14 | It is divisible by 2 and by 7.[5] | 224: it is divisible by 2 and by 7. |
| Add the last two digits to twice the rest. The answer must be divisible by 14. | 364: 3 × 2 + 64 = 70.
1764: 17 × 2 + 64 = 98. |
15 | It is divisible by 3 and by 5.[5] | 390: it is divisible by 3 and by 5. |
16 | If the thousands digit is even, examine the number formed by the...

...Selected Answer: E.
H0: p ≥ 0.19 HA: p < 0.19
Correct Answer: B.
H0: p ≥ 0.19 HA: p < 0.19
Question 2
1 out of 1 points
What is the value of the test statistic? Selected Answer: C.
-1.140
Correct Answer: C.
-1.140
Question 3
1 out of 1 points
Which of the following correctly characterizes the p-value? Selected Answer: D.
p-value > .10
Correct Answer: D.
p-value...

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