Mathematics Flashcards
835 + 559
1,394
462 + 133
595
5,234 - 4,112
1,122
457 - 29
428
1,803 + 157
1,959
835 + 145
980
1,372 + 139
1,511
123 + 54 + 23
200
673 - 241
432
547 - 88
459
222 - 114
108
12,478 - 467
12,011
Jeff walks 5 miles west then turns north and walks 8 miles. How far has Jeff walked?
13 miles
Julie picks 26 tomatoes from the tomato plants in her garden. She gives seven tomatoes to her next-door neighbor. How many tomatoes does Julie have now?
19
23 * 5
115
623 * 45
28,035
301 * 451
135
847 * 7
5,922
325 * 6
1,950
653 * 12
7,836
806 * 55
44,330
795 * 14
11,130
999 * 22
21,978
582 * 325
189,150
9438 * 165
870
Jan is preparing an examination for 29 students. Each student will have 30 questions, with no student having duplicate questions. How many questions will Jan need to prepare?
870
John is ordering lunch for the volunteers at the hospital. There are 12 units in the hospital, with 15 volunteers in each unit. How many lunches will John need to order?
180
40 / 8
5
672 / 6
112
174 / 5
34.8
132 / 11
12
9,618 / 3
3,206
2,466 / 2
1,233
325 / 13
25
5,024 / 8
628
3,705 / 5
741
859 / 4
214.75
6,987 / 7
12.57
There are 225 pieces of candy in a large jar. Ben wants to give the 25 campers in his group an even amount of candy. How many pieces of candy will each camper receive?
9
Edie has 132 tulip bulbs. She wants to plant all of the tulip bulbs in 12 rows. How many tulip bulbs will Edie plant in each row?
11
2.6 + 3.1
5.7
5 + 12.34
17.34
7.21 - 4.01
3.20
12 - 8.99
3.01
9.2 + 7.55
16.75
2.258 + 64.58
66.838
892.2 + 56
948.2
22 + 3.26
25.26
8.5 + 7.55 + 14
30.05
18 - 7.55
10.45
31.84 - 2.430
29.41
21.36 - 8.79
12.57
Bill has 2.5 vacation days left for the rest of the year and 1.25 sick days left. If Bill uses all of his sick days and his vacation days, how many days will he have off work?
3.75
Erin has 6.25 peach pies. She gives Rose 3.75 of the peach pies. How many pies does Erin have left?
2.5
75.7 * 2.1
158.97
0.02 * 3.4
0.0068
3.41 * 7
23.87
0.03 * 4.23
0.01269
98.26 * 8
786.08
8.03 * 2.1
16.863
250.1 * 25
6252.5
0.1364 * 2.11
0.287804
8.23 * 4
32.92
0.058 * 64.2
3.7236
794.23 * 0.001
0.79423
Jenny lost 3.2 lb each month for 6 months. How much weight has Jenny lost?
19.2
Richard wants to make 2.5 batches of sugar cookies. One batch calls for 1.75 cups of sugar. How many cups of sugar will Richard need for 2.5 batches of cookies?
4.375
34 / 2.5
13.6
2.468 / 0.2
12.34
0.894 / 0.05
17.88
48 / 0.4
120
144 / 0.6
240
3.75 / 0.4
9.375
56.2 / 0.2
281
2.6336 / 0.32
8.23
591 / 0.3
1,970
0.72 / 0.8
0.9
0.132 / 0.11
1.2
Stewart has 56 acres of land. He wants to divide the land into plots of 0.25 acres. How many plots of land will Stewart have after he divides the 56 acres?
224
Donna has 4.2 liters of fertilizer. If each pecan tree needs 0.7 liters of fertilizer and Donna uses all of the fertilizer, how many pecan trees does Donna have?
6
Reduce 7 / 12
1 / 3
Reduce 12 / 20
3 / 5
Find the LCD (Least Common Denominator) for 3/4 and 7/9
36
Find the LCD (Least Common Denominator) for 3/12 and 1/8
24
Turn 17/5 into a mixed number
3 2/5
Turn 5 2/3 into an Improper Fractions
17/3
3/7 + 2/7
5/7
1/5 + 7/10
9/10
1 1/4 + 2 8/10
4 1/20
1/12 + 5/12
1/2
7/21 + 10/21
17/21
1/2 + 4/5
1 3/10
5/7 + 3/14
13/14
4/5 + 6/7
1 23/35
7 1/8 + 2 4/12
9 11/24
5 2/9 + 1 2/9
6 4/9
12 1/21 + 3 1/3
15 8/21
Mary is going to make a birthday cake. She will need 1 2/3 cups of sugar for the cake and 2 1/2 cups of sugar for the frosting. How many cups of sugar will Mary need for the frosted birthday cake?
4 1/6
Greg is installing crown molding on two sides of a room. The length of one wall is 11 3/4 feet. The length of the other wall is 13 7/8 feet. how much crown molding will Greg install in the room?
25 5/8
7/9 - 4/9
1/3
5/12 - 1/8
7/24
5 2/3 - 3 4/5
1 13/15
3/20 - 2/20
1/20
28/37 - 17/37
11/37
17/25 - 3/5
2/25
31/54 - 5/9
1/54
1 9/10 - 1/5
1 7/10
15 7/18 - 3/9
15 1/18
25 1/7 - 12 5/7
12 3/7
30 1/2 - 13 3/4
16 3/4
Alan is making a table. The table will be 6 1/2 feet long and 4 feet wide. The board for the table is 7 7/8 feet long and 4 feet wide. How much of the board will Alan need to cut off?
1 3/8 feet
McKenna has 1 2/3 cups of milk. She gives Mark 3/4 cup of milk to make a cake. How much milk will McKenna have left?
11/12 cups
4/5 * 1/2
2/5
5 * 4/13
1 7/13
2 1/8 * 7 5/6
16 31/48
3/5 * 2/3
2/5
7/9 * 1/9
7/81
6 * 4/5
4 4/5
1 2/5 * 5
7
2 1/7 * 1 3/4
3 3/4
4 4/5 * 1 4/6
8
3 1/3 * 2
6 2/3
1 8/12 * 4 1/2
7 1/2
Alec has six friends who each give him 2 3/4 pieces of gum. How many pieces of gum does Alex have now?
16 1/2
Rick rides 11 1/8 mi;es in an hour with his bike in second gear going uphill. If Rick rides downhill in fourth gear he does 2 1/2 times faster. How many miles will Rick go in an hour downhill in fourth gear?
27 13/16
1/2 ÷ 3/8
8/6
1 5/6 ÷ 3/4
2 4/9
12 ÷ 2 3/8
5 1/19
4/5 ÷ 1/7
5 3/5
12/15 ÷ 3/5
1 1/3
7/8 ÷ 1/6
5 1/4
1 ÷ 1/5
5
8 ÷ 1/4
32
2 1/4 ÷ 1/4
9
10 ÷ 3 1/3
3
12 1/3 ÷ 2
6 1/6
Danny has 11 1/4 cups of chocolate syrup. He is going to make chocolate sundaes for ups friends. Each sundae will have 3/4 cup of chocolate. How many sundaes can Danny make?
15
Jenny has 8 1/3 yards of ribbon. She is making bows for her bridesmaids. Each bow has 5/6 yard of ribbon. How many bridesmaids does Jenny have for her wedding?
10
Change 3/4 to a decimal
0.75
Change 5/8 to a decimal
0.625
Change 2/3 to a decimal
0.6666
Change 2 3/5 to a decimal
0.60
Change 1/5 to a decimal (round to the nearest thousandth.)
0.2
Change 2/5 to a decimal (round to the nearest thousandth.)
0.4
Change 3/8 to a decimal (round to the nearest thousandth.)
0.375
Change 4/5 to a decimal (round to the nearest thousandth.)
0.8
Change 1/3 to a decimal (round to the nearest thousandth.)
0.333
Change 1 1/2 to a decimal (round to the nearest thousandth.)
1.5
Change 3/10 to a decimal (round to the nearest thousandth.)
0.3
Change 2 7/8 to a decimal (round to the nearest thousandth.)
2.875
Change 11 11/15 to a decimal (round to the nearest thousandth.)
11.733
Change 11/25 to a decimal (round to the nearest thousandth.)
0.44
Change 0.9 to a fraction
9/10
Change 0.02 to a fraction
1/50
Change 0.25 to a fraction
1/4
Change 3.055 to a fraction
3 11/200
Change 0.08 into a fraction and reduce to the lowest common denominator.
2/25
Change 0.025 into a fraction and reduce to the lowest common denominator.
1/40
Change 0.125 into a fraction and reduce to the lowest common denominator.
1/8
Change 0.17 into a fraction and reduce to the lowest common denominator.
17/100
Change 0.3 into a fraction and reduce to the lowest common denominator.
3/10
Change 2.75 into a fraction and reduce to the lowest common denominator.
2 3/4
Change 7.07 into a fraction and reduce to the lowest common denominator.
7 7/100
Change 12.0001 into a fraction and reduce to the lowest common denominator.
12 1/10000
Change 3.48 into a fraction and reduce to the lowest common denominator.
3 12/25
Change 0.275 into a fraction and reduce to the lowest common denominator.
11/40
Change 0.025 to a ratio
1:40
Change 5/6 to a ratio
5:6
Solve the proportion:
7:10 :: 14:x
x = 20
Solve the proportion:
x:63 :: 24:72
x = 21
Solve the proportion:
240:60 :: x:12
x = 48
Change 22/91 into a ratio
22:91
Change 19/40 into a ratio
19:40
Solve the proportion:
7:5 :: 91:x
x = 65
Solve the proportion:
7:9 :: x:63
x = 49
Solve the proportion:
x:15 :: 120:225
x = 8
Solve the proportion:
15:x :: 3:8
x = 40
Solve the proportion:
360:60 :: 6:x
x = 1
Solve the proportion:
x:81 :: 9:27
x = 27
John buys 3 bags of chips for $4.50. How much will it cost John to buy five bags of chips?
x = $7.50
The recipe states that 4 cups of sugar will make 144 cookies. How many cups of sugar are needed to make 90 cookies?
x = 2.5
Change the decimal to a percent: 0.13
13%
Change the decimal to a percent: 0.002
0.2%
Change the percentage to a decimal: 85.4%
0.854
Change the percentage to a decimal: 75%
0.75
Change the fraction to a percent: 5/6
0.833 -> 83.3%
Change the decimal to a percent: 0.98
98%
Change the decimal to a percent: 0.0068
0.68%
Change the decimal to a percent: 0.09
9%
Change the percentage to a decimal: 58%
0.58
Change the percentage to a decimal: 76.3%
0.763
Change the percentage to a decimal: 0.03%
0.0003
Change the fraction to a percent: 9/10
90%
Change the fraction to a percent: 4/5
80%
Change the fraction to a percent: 1/6
16.667%
Change the fraction to a percent: 3/8
37.5%
What is 7 out of 8 expressed as a percent?
87.5%
What is 68% of 45?
30.6
18 is 50% of what number?
36
What is 15 out of 75 as a percent?
20%
What is 2 out of 50 as a percent?
4%
What is 20 out of 100 as a percent?
20%
What is 28% of 100?
28
19What is 95% of 20?
19
10What is 15.5% of 600?
93
The number 2 is 20% of what number?
10
The number 65 is 25% of what number?
260
The number 9 is 20% of what number?
45
The number 44 is 25% of what number?
176
Regular Time
12: 00am
1: 00am
2: 00am
3: 00am
4: 00am
5: 00am
6: 00am
7: 00am
8: 00am
9: 00am
10: 00am
11: 00am
12: 00pm
1: 00pm
2: 00pm
3: 00pm
4: 00pm
5: 00pm
6: 00pm
7: 00pm
8: 00pm
9: 00pm
10: 00pm
11: 00pm
Military Time
00: 00
01: 00
02: 00
03: 00
04: 00
05: 00
06: 00
07: 00
08: 00
09: 00
10: 00
11: 00
12: 00
13: 00
14: 00
15: 00
16: 00
17: 00
18: 00
19: 00
20: 00
21: 00
22: 00
23: 00
12:00am =
00:00
3:30pm =
15:30
11:19:46am =
11:19:46
8:22:54pm =
20:22:54
2:22:22am =
02:22:22
0603:45 hours
6:03:45am
1200:00 hours
12:00pm
15:16:42 hours
3:16:42pm
16:18:00 hours
4:18pm
10:33:29 hours
10:33:29am
21:11:34 hours
9:11:34pm
Evaluate the expression if a = 4, b = -2. and c = 7:
ab + c
-1
Evaluate the expression if x = 4 and y = -2:
-xy(x-y) + y
46
Solve:
4x+5=17
x = 3
Solve:
-7k - 4 = -21
k = 17/7
Evaluate the expression if x = -2 and m = -3
xm - 2m
12
Evaluate the expression if a = 2, b = -3, and c = 4
2abc - 3ab
-30
Evaluate the expression if x = 4, y = -3, and z = -5
-x(y + z)
32
Evaluate the expression if k = -5 and h = -2
-k + h + kh
13
Evaluate the expression if a = 3, b = -4, and c = 2
- (a - b)(a - bc)
-77
Solve for the given variable:
3x - 5 = 10
x = 5
Solve for the given variable:
-2x - 2 = 14
x = -8
Solve for the given variable:
2y + 3 = 12
y = 9/2 or y = 4 1/2 or y = 4.5
Solve for the given variable:
4x + 5 = -19
x = -6
Solve for the given variable:
-5 = 6m - 1
m = -2/3
Roman Numerals:
I
1
Roman Numerals:
II
2
Roman Numerals:
III
3
Roman Numerals:
IV
4
Roman Numerals:
V
5
Roman Numerals:
VI
6
Roman Numerals:
VII
7
Roman Numerals:
VIII
8
Roman Numerals:
IX
9
Roman Numerals:
X
10
Roman Numerals:
XI
11
Roman Numerals:
XX
20
Roman Numerals:
XXX
30
Roman Numerals:
XL
40
Roman Numerals:
L
50
Roman Numerals:
LX
60
Roman Numerals:
LXX
70
Roman Numerals:
LXXX
80
Roman Numerals:
XC
90
Roman Numerals:
C
100
Roman Numerals:
D
500
Roman Numerals:
M
1,000
Roman Numerals:
_
V
5,000
Roman Numerals:
_
X
10,000
Roman Numerals:
_
L
50,000
Roman Numerals:
_
C
100,000
Roman Numerals:
_
D
500,000
Roman Numerals:
_
M
1,000,000
What number is:
MMXII
2012
0° Celsius
32° Fahrenheit (freezing point of water)
100° Celsius
212° Fahrenheit (the boiling point of water)
1 kilometer = meters
1,000 meters
1 meter = centimeter
100 centimeters
1 centimeter = millimeters
10 millimeters
2.54 centimeters = inches
2.54 inches
1 mile = yards
1,760 yards
1 mile = feet
5,280 feet
1 yard = feet
3 feet
1 foot = inches
12 inches
1 liter = milliliters
1,000 milliliters
1 milliliter = cubic centimeter
1 cubic centimeter
1 gallon = quarts
4 quarts
1 gallon = ounces
128 ounces
1 quart = pints
2 pints
1 pint = cups
2 cups
1 cup = ounces
8 ounces
1 ounces = milliliters (cubic centimeters)
30 milliliters (cubic centimeters)
1 kilogram = grams
1,000 grams
1 gram = milligrams
1,000 milligrams
1 ton = pounds
2,000 pounds
1 pound = ounces
16 ounces
1 pound = kilograms
2.2 kilograms
