78/7+5+4pp ,pp org lu yg ngapus tapi tydak apalah V:note:sedang halu tingkat tinggi
Jwbn :
= 78/7 + 5 + 4
= 11 1/7 + 5 + 4
= 11 1/7 + (5 + 4)
= 11 1/7 + 9
= (11 + 9) + 1/7
= 20 1/7
PENYELESAIAN :
= 78/7 + 5 + 4
= 78/7 + 5/1 + 4/1
= 78 + 35 + 28/7
= 141/7
= 20 1/7