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Math Problems
Grade 7
Add and subtract rational numbers
Subtract.
\newline
6
11
\frac{6}{11}
11
6
\,
–
–
–
\,
3
11
\frac{3}{11}
11
3
\,
=
_
_
_
_
\_\_\_\_
____
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Subtract.
\newline
7
12
\frac{7}{12}
12
7
\,
–
–
–
\,
2
12
\frac{2}{12}
12
2
\,
=
_
_
_
_
\_\_\_\_
____
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Subtract.
\newline
1
2
\frac{1}{2}
2
1
\,
–
–
–
\,
1
5
\frac{1}{5}
5
1
\,
=
_
_
_
_
\_\_\_\_
____
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1
+
3
2
+
4
1 + \frac{3}{2} + 4
1
+
2
3
+
4
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Subtract.
\newline
2
7
\frac{2}{7}
7
2
\,
−
-
−
\,
1
7
\frac{1}{7}
7
1
\,
=
=
=
\,
_
_
_
_
\_\_\_\_
____
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Subtract.
\newline
\newline
6
12
\frac{6}{12}
12
6
\,
−
-
−
\,
5
12
\frac{5}{12}
12
5
\,
=
=
=
\,
_
_
_
_
\_\_\_\_
____
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Subtract.
\newline
7
11
\frac{7}{11}
11
7
\,
−
-
−
\,
3
11
\frac{3}{11}
11
3
\,
=
=
=
\,
_
_
_
_
\_\_\_\_
____
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Add.
\newline
−
2
+
2.5
=
-2 + 2.5 =
−
2
+
2.5
=
_____
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Add.
\newline
37
10
+
4
=
\frac{37}{10} + 4 =
10
37
+
4
=
_____
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Add.
\newline
−
43
10
+
1
=
-\frac{43}{10} + 1 =
−
10
43
+
1
=
_____
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Add.
\newline
23
10
+
13
5
=
\frac{23}{10} + \frac{13}{5} =
10
23
+
5
13
=
_____
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Add.
\newline
−
43
10
+
51
2
=
-\frac{43}{10} + \frac{51}{2} =
−
10
43
+
2
51
=
_____
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Add.
\newline
93
10
+
9
=
\frac{93}{10} + 9 =
10
93
+
9
=
_____
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Add.
\newline
−
9
+
7
10
=
-9 + \frac{7}{10} =
−
9
+
10
7
=
_____
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Add.
\newline
−
7
10
+
3
5
=
-\frac{7}{10} + \frac{3}{5} =
−
10
7
+
5
3
=
_____
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Add.
\newline
−
9
+
3
10
=
-9 + \frac{3}{10} =
−
9
+
10
3
=
_____
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Add.
\newline
89
10
+
(
−
21
5
)
=
\frac{89}{10} + (-\frac{21}{5}) =
10
89
+
(
−
5
21
)
=
_____
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Add.
\newline
−
52
5
+
73
5
=
-\frac{52}{5} + \frac{73}{5} =
−
5
52
+
5
73
=
_____
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Add.
\newline
5.7
+
9.5
=
5.7 + 9.5 =
5.7
+
9.5
=
_____
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Add.
\newline
4.9
+
5.5
=
4.9 + 5.5 =
4.9
+
5.5
=
_____
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Add.
\newline
−
8
+
7
2
=
-8 + \frac{7}{2} =
−
8
+
2
7
=
_____
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Subtract.
\newline
8
12
−
6
12
=
_
_
_
\frac{8}{12} - \frac{6}{12} = \_\_\_
12
8
−
12
6
=
___
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Subtract.
\newline
3
7
−
1
7
=
_
_
_
\frac{3}{7} - \frac{1}{7} = \_\_\_
7
3
−
7
1
=
___
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Subtract.
\newline
10
11
−
3
11
=
_
_
_
\frac{10}{11} - \frac{3}{11} = \_\_\_
11
10
−
11
3
=
___
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Subtract.
\newline
3
4
−
1
2
=
\frac{3}{4} - \frac{1}{2} =
4
3
−
2
1
=
_____
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Subtract.
\newline
1
4
−
3
4
=
\frac{1}{4} - \frac{3}{4} =
4
1
−
4
3
=
_____
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Subtract.
\newline
1
4
−
1
2
=
\frac{1}{4} - \frac{1}{2} =
4
1
−
2
1
=
_____
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Add.
\newline
1
4
+
1
2
=
\frac{1}{4} + \frac{1}{2} =
4
1
+
2
1
=
_____
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Add.
\newline
3
4
+
1
2
=
\frac{3}{4} + \frac{1}{2} =
4
3
+
2
1
=
_____
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Add.
\newline
3
10
+
7
10
=
\frac{3}{10} + \frac{7}{10} =
10
3
+
10
7
=
_____
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Tammy makes
1.4
1.4
1.4
gallons of tea. If she pours
3
8
\frac{3}{8}
8
3
of the tea in a glass, how many gallons tea are in the glass?
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2
2
+
4
\frac{2}{2} + 4
2
2
+
4
=
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2
+
2
=
?
2+2=?
2
+
2
=
?
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(
2
x
+
1
)
5
=
x
+
1
(2x+1)5=x+1
(
2
x
+
1
)
5
=
x
+
1
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0
,
2
+
3
x
−
2
=
0
0,2+3 x-2=0
0
,
2
+
3
x
−
2
=
0
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1
+
5
+
7
×
1+ 5+ 7 \times
1
+
5
+
7
×
8
9
\frac {8}{9}
9
8
=
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Solve the equation using the multiplication property
\newline
2
15
=
−
y
5
\frac{2}{15} = -\frac{y}{5}
15
2
=
−
5
y
\newline
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8
+
2.7
=
8+2.7=
8
+
2.7
=
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x
x
+
3
=
x
+
2
x
+
6.2
\frac{x}{x+3} = \frac{x+2}{x+6.2}
x
+
3
x
=
x
+
6.2
x
+
2
Find `x`
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