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Basic Math
Arithmetic
Fractions & Decimals
Ratios & Proportions
Percentages
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Pre-Algebra
Integers & Absolute Values
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Example
3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b
Question
$$3 \times 21$$
Evaluate
$63$
Solution Steps
Multiply $3$ and $21$ to get $63$.
$$63$$
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Factor
$3^{2}\times 7$
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