# math using rule 78

posted by
**sasha**
.

a loan for $400 is to be paid off in 66 months witha payment of $11.62 The borrowee pays it off in 18 months use rule 78 to find the interest saved

posted by
**sasha**
.

a loan for $400 is to be paid off in 66 months witha payment of $11.62 The borrowee pays it off in 18 months use rule 78 to find the interest saved