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=3/2. +9/4
=15/4
=3.75
--------------------------
3) pecahin dlu satu²
15/4. -[3/2 :6/2]
= 5/2
bisa aja. =2* 1/2
3 3/4 - (1 1/2 : 1 1/5)
= 15/4 - (3/2 : 6/5)
= 15/4 - (3/2 x 5/6)
= 15/4 - 15/12
= 15/4 - 5/4
= 10/4
= 2 2/4
= 2 1/2