gunakan sifat distributif untuk menghitung perkalian berikut.
a.17×16=(15+2)×(15+1)
b.28×16=(30-2)×(15+1) c.28×16=(20+8)×(10+6)
d.38×26=
a.17×16=(15+2)×(15+1)
b.28×16=(30-2)×(15+1) c.28×16=(20+8)×(10+6)
d.38×26=
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