Natuurlijke getallen : 0, 1, 2, ...
                ^{natural numbers}

Gehele getallen: 0, ±1, ±2, ...
                    ^integers

Rekenen met gehele getallen
          ^{calculating with integers}

Rekenen met rationale
            ^{simplifying fractions}

Machten gehele getallen
            ^{powers with integers}

Vierkantswortels
                ^{Square Root}

Vergelijkingen van de 1e graad
            ^{equations first degree}

Delers bepalen, GGD en KGV
                    ^divisors

De helft
                   ^{half of}

Omgekeerde/tegengestelde
                  ^{inverse of}

Meetkundige begrippen
            ^{geometric concepts}

Hoeken
                  ^angles

Driehoeken
                  ^triangles

Oppervlakte
                    ^area

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Varia_Getallenleer
           ^{More about numbers}

Varia Meetkunde
            ^{More about geometry}