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Math Problems
Grade 8
Evaluate numerical expressions involving rational numbers
Evaluate the expression.
\newline
0.7
−
0.3
×
2
0.7 - 0.3 \times 2
0.7
−
0.3
×
2
\newline
Write your answer as an integer or a decimal. Do not round.
\newline
____
\newline
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Evaluate the expression.
\newline
3
−
2
×
0.5
3 - 2 \times 0.5
3
−
2
×
0.5
\newline
Write your answer as an integer or a decimal. Do not round.
\newline
____
\newline
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Evaluate the expression.
\newline
0.2
−
0.4
×
0.5
0.2 - 0.4 \times 0.5
0.2
−
0.4
×
0.5
\newline
Write your answer as an integer or a decimal. Do not round.
\newline
____
\newline
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Evaluate the expression.
\newline
0.1
×
2
+
0.6
0.1 \times 2 + 0.6
0.1
×
2
+
0.6
\newline
Write your answer as an integer or a decimal. Do not round.
\newline
____
\newline
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Evaluate the expression.
\newline
0.6
−
0.1
×
3
0.6 - 0.1 \times 3
0.6
−
0.1
×
3
\newline
Write your answer as an integer or a decimal. Do not round.
\newline
____
\newline
Get tutor help
Evaluate the expression.
\newline
0.5
×
0.4
+
0.8
0.5 \times 0.4 + 0.8
0.5
×
0.4
+
0.8
\newline
Write your answer as an integer or a decimal. Do not round.
\newline
____
\newline
Get tutor help
Evaluate the expression.
\newline
0.4
÷
0.1
×
1
0.4 \div 0.1 \times 1
0.4
÷
0.1
×
1
\newline
Write your answer as an integer or a decimal. Do not round.
\newline
____
\newline
Get tutor help
Evaluate the expression.
\newline
3
+
4
×
0.5
3 + 4 \times 0.5
3
+
4
×
0.5
\newline
Write your answer as an integer or a decimal. Do not round.
\newline
____
\newline
Get tutor help
Evaluate the expression.
\newline
0.1
×
3
÷
0.5
0.1 \times 3 \div 0.5
0.1
×
3
÷
0.5
\newline
Write your answer as an integer or a decimal. Do not round.
\newline
____
\newline
Get tutor help
Use an exponent to condense the expression below. Then compute.
\newline
−
1
×
−
1
-1 \times-1
−
1
×
−
1
\newline
Type the base, then use the
a
b
a^{b}
a
b
button or use the
∧
{ }^{\wedge}
∧
symbol on your keyboard for the exponent.
\newline
Condensed form:
\newline
Answer:
\newline
Submit Answer
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Use an exponent to condense the expression below. Then compute.
\newline
−
1
×
−
1
×
−
1
×
−
1
-1 \times-1 \times-1 \times-1
−
1
×
−
1
×
−
1
×
−
1
\newline
Type the base, then use the
a
b
a^{b}
a
b
button or use the
∧
{ }^{\wedge}
∧
symbol on your keyboard for the exponent.
\newline
Condensed form:
\newline
Answer:
Get tutor help
Use an exponent to condense the expression below. Then compute.
\newline
−
2
×
−
2
×
−
2
×
−
2
-2 \times-2 \times-2 \times-2
−
2
×
−
2
×
−
2
×
−
2
\newline
Type the base, then use the
a
b
a^{b}
a
b
button or use the
∧
{ }^{\wedge}
∧
symbol on your keyboard for the exponent.
\newline
Condensed form:
\newline
Answer:
Get tutor help
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