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Numbers and Arithmetic
JavaScript uses the familiar arithmetic operators +, -, *, and /, plus % for remainders. Parentheses make the intended order of a multi-step calculation clear.
const itemPrice = 24;
const quantity = 3;
const discount = 10;
const total = itemPrice * quantity - discount;
console.log(total); // 62You’ll translate everyday calculations into code, store intermediate results under useful names, and update values such as balances and totals. The goal is not just the right answer, but a calculation another reader can follow.