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Index/Topics/Arithmetic References

Arithmetic References

Standard operation order and multiplication techniques taught in arithmetic references

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Jan 15, 2026
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How do you compute 143 + 305 * 70 step by step by hand?

The expression 143 + 305 * 70 evaluates to 21,493 when computed by hand by following the standard order of operations: perform multiplication before addition (PEMDAS/MULT before ADD) and then add the ...

Jan 16, 2026

How do programming languages specify operator precedence and associativity for multiplication, division, addition, and subtraction?

Programming languages resolve expressions with multiple arithmetic operators by assigning precedence levels (which operator binds tighter) and associativity rules (how operators of equal precedence gr...