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Math Problems
Grade 7
Multiply fractions
8
8
8
.
3
sec
x
−
2
=
0
\sqrt{3} \sec x-2=0
3
sec
x
−
2
=
0
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MEMBER
\newline
Draw to show why the statement in the box is true.
\newline
3
×
5
=
5
×
3
3 \times 5=5 \times 3
3
×
5
=
5
×
3
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40
40
40
.)
4
1
2
×
3
1
7
4 \frac{1}{2} \times 3 \frac{1}{7}
4
2
1
×
3
7
1
\newline
41
41
41
.)
2
1
3
×
6
1
2
2 \frac{1}{3} \times 6 \frac{1}{2}
2
3
1
×
6
2
1
\newline
42
42
42
.)
1
1
2
×
5
2
3
1 \frac{1}{2} \times 5 \frac{2}{3}
1
2
1
×
5
3
2
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4
,
77
×
1
400000000
4,77 \times \frac{1}{400000000}
4
,
77
×
400000000
1
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Write each number as a power of
5
5
5
.
\newline
a
0.2
\quad 0.2
0.2
\newline
b
25
25
25
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In the equation below, which number is represented by the box?
\newline
5
×
?
+
1
=
2
×
?
+
7
5 \times ?+1=2 \times ?+7
5
×
?
+
1
=
2
×
?
+
7
\newline
2
2
2
\newline
3
3
3
\newline
4
4
4
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1
3
×
22
7
×
49
×
8
\frac{1}{3}\times \frac{22}{7} \times 49 \times 8
3
1
×
7
22
×
49
×
8
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11
11
11
.
2
1
6
×
4
1
2
2 \frac{1}{6} \times 4 \frac{1}{2}
2
6
1
×
4
2
1
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(
100
−
7
)
×
5
(100 - 7) \times 5
(
100
−
7
)
×
5
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4
x
3
,
x
=
1
4x^3, x=1
4
x
3
,
x
=
1
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(
5
5
5
)
(
12
+
8
)
×
2
(12+8) \times 2
(
12
+
8
)
×
2
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2
×
22
7
×
17
21
2 \times \frac{22}{7} \times \frac{17}{21}
2
×
7
22
×
21
17
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Simplify to a single power of
3
3
3
:
\newline
3
5
×
3
2
3^{5} \times 3^{2}
3
5
×
3
2
\newline
Answer:
3
□
3 ^\square
3
□
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Simplify to a single power of
6
6
6
:
\newline
6
3
⋅
6
2
6^{3} \cdot 6^{2}
6
3
⋅
6
2
\newline
Answer:
6
□
6 ^\square
6
□
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Multiply.
\newline
(
3
5
)
×
(
1
6
)
=
(\frac{3}{5})\times(\frac{1}{6})=
(
5
3
)
×
(
6
1
)
=
\newline
Submit
\newline
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