It isn't your sinning that make's you a sinner. You sin because you are a sinner. Unfortunately until the day of redemption ever believer will remain a sinner.
If we were able to live a perfect sinless life we wouldn't need a saviour.
John 1:29 The Baptist says: Behold the Lamb of God, which ""taketh away the sin of the world"".
2 Cor 5:21 For he hath made him to be sin for us, who knew no sin; that we might be made the righteousness of God in him
A sinless Jesus the Christ ( 2 Cor 5:21, Heb 4:15, 1 Jn 3:5 1 Pet 1:19, 1 Pet 2:22) became man's substitute for sin:
Gal 1:4 (A) Who gave himself for our sins
1 Timothy 2:6 Jesus himself a ransom for all.
Heb 7:27 Jesus Christ was the ultimate sacrificial substitute once for all time.
1 Pet 3:18 For Christ also hath once suffered for sins, the just for the unjust, that he might bring us to God, being put to death in the flesh, but quickened by the Spirit:
Titus 2:14 (A) Who gave himself for us, that he might redeem us from all iniquity
(Faith in Christ's payment, redeems us from ALL INIQUITY!)
Ps 103:12 As far as the east is from the west, so far hath he removed our transgressions (<<PLURAL) from us.
Placing your Faith in Jesus, Redemptive Sin Atoning Sacrifice. Takes away/removes """All""" your sins.
Bad news you'll always be a sinner. Good news, every believers sin is IMPUTED onto Christ. And Christ's perfect sinless righteousness is IMPUTED onto the believer.
Impute: Strong's Concordance #1677, Verb, Greek word = ellogao
Definition: to charge to one's account, impute
Usage: I charge to, put to one's account, impute.
Impute Theology:
https://www.google.com/?gws_rd=ssl#q=impute+definition&spf=1495026567220
ascribe (righteousness, guilt, etc.) to someone by virtue of a similar quality in another.
"Christ's righteousness has been imputed to us"
Rom 4:8 Blessed is the man to whom the Lord will not impute sin.
Rom 4:11 Abraham received the sign of circumcision, a seal of the righteousness of the faith which he had yet being uncircumcised: that he might be the father of all them that believe, though they be not circumcised; that righteousness might be imputed unto them also:
(NOTE: God imputed righteous onto Abraham. When Abraham placed his FAITH in Gods promises)
Rom 4:22 And therefore it was imputed to him for righteousness.
(NOTE: Thru FAITH, righteousness was IMPUTED onto Abraham)
Rom 4:23 Now it was not written for his sake alone, that it was imputed to him;
(NOTE: Thru our FAITH placed in God. He will also IMPUTE Christs righteous onto us)
Rom 4:24 But for us also, to whom it shall be imputed, if we believe on him that raised up Jesus our Lord from the dead;
(NOTE: When we believe/trust Christ out sins are imputed/transfered into him & His righteousness is imputed onto us)
Rom 4:25 Jesus was delivered for our offences, and was raised again for our justification.
(NOTE: A sinless Christ bore & took upon Himself. Every believers sin & thru Faith placed in Christs sin atoning sacrifife & resurrection. A sovereign God "Declares us Righteous")
2 Cor 5:19 To wit, that God was in Christ, reconciling the world unto himself, not imputing their trespasses unto them; and hath committed unto us the word of reconciliation.
(NOTE: Our trespasses/sins are forgiven and will not be imputed onto us. We are reconciled to God. When we place our faith in the Sin Atoning Sacrifice, found in the death, burial & resurrection of Christ Jesus. aslo see 1 cor 15:1-4)
Rom 5:13 until (before) the law sin was in the world: but sin is not imputed when there is no law.
Gal 5:18 if ye be led of the Spirit, ye are not under the law.
KJV Dictionary - Definition - FORGIV'EN: Pardoned remitted.
Rom 4:7 Saying, Blessed are they whose iniquities are forgiven, and whose sins are covered.
Eph 4:32 And be ye kind one to another, tenderhearted, forgiving one another, even as God for Christ's sake hath forgiven you.
1 John 2:12 I write unto you, little children, because your sins are forgiven you for his name's sake.
Final thought:
This notion a believer should beg/ask for forgiveness every time we miss the mark (SIN) is WRONG! You've already been FORGIVEN. The sin redemptive work was finished on the cross.
Your prayer should be: Father I missed the mark, Thank you for the forgiveness I have in Christ finished sin atoning work. Thank you in the name you've placed above all names, in Jesus name. Amen & amen!