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Worksheets6TH GRADE MATH: ADDING AND SUBTRACTING RATIONAL NUMBERS
Total questions: 50
Worksheet time: 5hrs 32mins
Name
Class
Date
1.
Find the difference of 7/10 - 9/10
a)
5
b)
-1/5
c)
-8/5
d)
8/5
2.
8/15 + (-6/15)
a)
14/15
b)
-2/15
c)
2/15
d)
-14/15
3.
The temperature was 3* C on Monday and was 7.5 degrees lower the next day. What was the temperature on Tuesday?
a)
10.5* C
b)
4.5* C
c)
-4.5* C
d)
-10.5* C
4.
A recipe calls for 1/2 cup of sugar and 1/3 cup of cinnamon. What is the measure of the two ingredients combined?
a)
5/6 cup
b)
2/5 cup
c)
1/6 cup
d)
1/5 cup
5.
Find -6.23 - 7.5
a)
13.73
b)
1.3
c)
-1.2
d)
-13.73
6.
9 + -6.73
a)
2.27
b)
-2.27
c)
15.73
d)
-15.73
7.
numbers that are greater than zero and to the right of zero on the number line
a)
integers
b)
opposite numbers
c)
positive numbers
d)
negative numbers
8.
numbers that are less than zero and located to the left of zero on the number line
a)
positive numbers
b)
negative numbers
c)
integers
d)
signed numbers
9.
Use the number line to find the greater number
a)
-1.9
b)
-1 1/9
c)
equal
10.
Which mark could represent
-3.7
-3.7
a)
E
b)
F
c)
C
d)
D
11.
Which of the marks would represent 7.3 correctly?
a)
Blue
b)
Green
c)
Red
d)
Orange
12.
Find the difference of 7/10 - 9/10
a)
5
b)
-1/5
c)
-8/5
d)
8/5
13.
5 - 10 =
a)
5
b)
15
c)
-15
d)
-5
14.
-6 + 17 =
a)
11
b)
-11
c)
23
d)
12
15.
Find the sum of 2/3 and 5/8
a)
7/24
b)
31/24
c)
7/11
d)
5/4
16.
Find 6/25 - 3/20
a)
9/50
b)
9/100
c)
3/5
d)
3/100
17.
Find -6.23 - 7.5
a)
13.73
b)
1.3
c)
-1.2
d)
-13.73
18.
Solve the problem.
-4 - 10
-4 - 10
a)
-4
b)
4
c)
14
d)
-14
19.
Evaluate: -19 -10
a)
9
b)
-9
c)
-29
d)
29
20.
Solve the problem.
27 + (-83)
27 + (-83)
a)
-56
b)
110
c)
56
d)
-110
21.
What's a way to define absolute value?
a)
The value of a number
b)
The opposite of a number
c)
The distance of a number from zero
d)
The multiplicative inverse of a number
22.
Which statement is true?
a)
The absolute value of 3 is -3
b)
The opposite of 7 is 7
c)
The absolute value of 5 is equal to the opposite of 5
d)
The opposite of -4 is equal to the absolute value of -4
23.
If the temperature in Chicago is -5 degrees and the temperature in Moscow is 8 degrees colder. What is the temperature in Moscow?
a)
-3 degrees
b)
-13 degrees
c)
3 degrees
d)
13 degrees
24.
-40 + 15.05
a)
55.05
b)
24.95
c)
-24.95
d)
14.65
25.
a)
1/12
b)
6/12
c)
1/2
d)
5/12
26.
a)
1 / 7
b)
4 / 7
c)
2/7
d)
37
27.
-8.25 + 4.74 =
a)
-3.51
b)
825
c)
12.99
d)
3.51
28.
-9 + -6 =
a)
-96
b)
-3
c)
-15
d)
3
29.
a)
-13/10
b)
-3/3
c)
-5/7
d)
45
30.
a)
-9/10
b)
1/2
c)
-5/10 or -1/2
d)
210
31.
Find 5/6 + 8/9
a)
31/18
b)
13/15
c)
72/9
d)
11/15
32.
Find 6.1 - (-2.3)
a)
3.2
b)
8.4
c)
25.37
d)
15.27
33.
a)
Positive
b)
Negative
34.
A recipe calls for 1/2 cup of sugar and 1/3 cup of cinnamon. What is the measure of the two ingredients combined?
a)
5/6 cup
b)
2/5 cup
c)
1/6 cup
d)
1/5 cup
35.
The temperature was 3* C on Monday and was 7.5 degrees lower the next day. What was the temperature on Tuesday?
a)
10.5* C
b)
4.5* C
c)
-4.5* C
d)
-10.5* C
36.
A girl's hair is 12 ⅜ inches long. If she has 2 1/2 inches cut off, how long will her hair be?
a)
10 1/4 inches
b)
10 3/16 inches
c)
9 7/8 inches
d)
10 7/8 inches
37.
A roll of cookie dough is 8.4 inches long. If we want to cut out 12 equal sections to make 12 cookies, how long will each section be?
a)
.7 inches
b)
7 inches
c)
.07 inches
d)
3.6 inches
38.
If a plant grows 1/4 cm every day for 21 days, what is the total amount of growth?
a)
82 cm
b)
25 cm
c)
17 1/4 cm
d)
5 1/4 cm
39.
57 + (-93)
a)
36
b)
150
c)
-36
d)
-150
40.
To which subsets does the number -5 belong?
a)
Rational
b)
Integer, Rational
c)
Integer
d)
Whole, Integer, Rational
41.
To which subsets does the number -1/2 belong?
a)
Whole
b)
Rational
c)
Integer, Rational
d)
Integer
42.
To which subsets does the number 8 belong?
a)
Whole, Integer, Rational
b)
Whole
c)
Integer, Rational
d)
Whole, Rational
43.
a)
Positive
b)
Negative
44.
−28+(−8)=
a)
36
b)
−36
c)
−20
d)
20
45.
-19 -10=
a)
9
b)
-9
c)
-29
d)
29
46.
The record high January temperature in Coppell, Texas, is 85 °F. The record low January temperature is -3 °F. Find the difference between the high and low temperatures.
a)
88°F
b)
98°F
c)
94°F
d)
82°F
47.
- 5.62 + (- 12.9)
a)
-6.91
b)
- 18.52
c)
6.28
d)
6.91
48.
-51 + 81.623
a)
30.623
b)
-30.623
c)
132.623
d)
-132.623
49.
4.16 - 9.043
a)
-4.883
b)
13.203
c)
4.883
d)
-13.203
50.
-1.5 + -9 =
a)
-7.5
b)
-10.5
c)
-10
d)
-8.5
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