3,21 - 60% +1 = tolong di bantu ya

[tex]3.21 - 60\% + 1 \\ = 3.21 - \frac{60}{100} + 1.0 \\ = 3.21 - 0.6 + 1.0 \\ = 3.61[/tex]

3,21 - 60% + 1
=3,21 - 0,6 +1
=2,61 + 1
=3,61

atau

3,21 - 60% + 1
=3 21/100 - 3/5 + 1
=321/100 - 3/5
=321/100 - 60/100
=261/100
=2 61/100

2 61/100 + 1
= 3 61/100
=3,61