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| <html> | |
| <head> | |
| <style> | |
| div.q, div.a { | |
| float: left; | |
| width: 4.0em; | |
| font-size: 14pt; | |
| margin-bottom: 1em; | |
| } | |
| div.q { | |
| padding-left: 1em; | |
| } | |
| div.a { | |
| border-bottom: 1px solid black; | |
| } | |
| h1 { | |
| width: 100%; | |
| clear: both; | |
| } | |
| @media print { | |
| .no-print { display: none; } | |
| } | |
| </style> | |
| </head> | |
| <body> | |
| <p class="no-print"> | |
| Det här är en förhandsgranskning. Det går att generera ett nytt problem | |
| blad genom att ladda om sidan</p> | |
| <div id="problems"></div> | |
| <script> | |
| var p = document.getElementById('problems'); | |
| function n (n) { | |
| return Math.ceil( Math.random() * n ) | |
| } | |
| function addition(e) { | |
| var a = document.createElement('div'); | |
| a.setAttribute('class', 'q'); | |
| a.innerHTML = n(20) + ' + ' + n(10) + ' = '; | |
| e.appendChild(a); | |
| var a = document.createElement('div'); | |
| a.setAttribute('class', 'a'); | |
| a.innerHTML = ' '; | |
| e.appendChild(a); | |
| } | |
| function simple_subtraction(e) { | |
| var a = document.createElement('div'); | |
| a.setAttribute('class', 'q'); | |
| var n1 = n(10); | |
| var n2 = n(10); | |
| while (n1 < n2) { | |
| n1 = n(10); | |
| n2 = n(10); | |
| } | |
| a.innerHTML = n1 + ' - ' + n2 + ' = '; | |
| e.appendChild(a); | |
| var a = document.createElement('div'); | |
| a.setAttribute('class', 'a'); | |
| a.innerHTML = ' '; | |
| e.appendChild(a); | |
| } | |
| function mellan_subtraction(e) { | |
| var a = document.createElement('div'); | |
| a.setAttribute('class', 'q'); | |
| var n1 = n(20); | |
| var n2 = n(10); | |
| while (n1 < n2) { | |
| n1 = n(10); | |
| n2 = n(10); | |
| } | |
| a.innerHTML = n1 + ' - ' + n2 + ' = '; | |
| e.appendChild(a); | |
| var a = document.createElement('div'); | |
| a.setAttribute('class', 'a'); | |
| a.innerHTML = ' '; | |
| e.appendChild(a); | |
| } | |
| function level3_subtraction(e) { | |
| var a = document.createElement('div'); | |
| a.setAttribute('class', 'q'); | |
| var n1 = n(10)+17; | |
| var n2 = n(10); | |
| while (n1 < n2) { | |
| n1 = n(10)+17; | |
| n2 = n(10); | |
| } | |
| a.innerHTML = n1 + ' - ' + n2 + ' = '; | |
| e.appendChild(a); | |
| var a = document.createElement('div'); | |
| a.setAttribute('class', 'a'); | |
| a.innerHTML = ' '; | |
| e.appendChild(a); | |
| } | |
| function rubbe(e, text) { | |
| var h = document.createElement('h1'); | |
| h.innerHTML = text; | |
| e.appendChild( document.createElement('br') ); | |
| e.appendChild( h ); | |
| } | |
| rubbe(p, 'Addition'); | |
| for (i=0; i<16; i++) { | |
| addition(p); | |
| } | |
| rubbe(p, 'Enkel Subtraktion'); | |
| for (i=0; i<16; i++) { | |
| simple_subtraction(p); | |
| } | |
| rubbe(p, 'Mellan Subtraktion'); | |
| for (i=0; i<16; i++) { | |
| mellan_subtraction(p); | |
| } | |
| rubbe(p, 'Svår Subtraktion'); | |
| for (i=0; i<16; i++) { | |
| level3_subtraction(p); | |
| } | |
| </script> | |
| </body> | |
| </html> |
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Just a very simple math sheet generator for my son.