Ilgiz Suiundukov
<script>
var a = parseInt(prompt('1 chislo'));
var b = parseInt(prompt('2 chislo'));
var sum = (a + b);
var raznost = (a - b);
var proiz = (a * b);
var abs = Math.abs(a) / Math.abs(b);
document.write('summa:' + ' ' + sum + ' ' + '<br>');
document.write('raznost:' + ' ' + raznost + ' ' + '<br>');
document.write('proizvedenie:' + ' ' + proiz + ' ' + '<br');
document.write('modul:' + ' ' + abs + ' ' + '<br>');
</script>
<script>
const a = parseInt(prompt('1 chislo'));
const b = parseInt(prompt('2 chislo'));
const sum = (a + b);
const raznost = (a - b);
const proiz = (a * b);
const abs = Math.abs(a) / Math.abs(b);
document.write('summa: ' + sum + ' <br>');
document.write('raznost: ' + raznost + ' <br>');
document.write('proizvedenie: ' + proiz + ' <br>');
document.write('modul: ' + abs + ' <br>');
</script>