7th Grade Math Quiz
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EXPRESSIONS AND EQUATIONS
Question 1
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A student is doing mental math to find 15% of 80. Which rewrite makes the calculation easiest without a calculator?
A
15
×
80
15\times 80
15
×
80
B
80
÷
15
80\div 15
80
÷
15
C
0.15
×
80
0.15\times 80
0.15
×
80
D
(
10
%
+
5
%
)
×
80
=
8
+
4
(10\%+5\%)\times 80=8+4
(
10%
+
5%
)
×
80
=
8
+
4
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