Pre-Algebra

ืžื›ื™ืœ ืžื•ื“ืขื•ืช
651 ื‘ื™ืงื•ืจื•ืช
ืกื™ื•ื•ื’ ืชื•ื›ืŸ
ื›ื•ืœื
+50Kโ€
ื”ื•ืจื“ื•ืช
ืกื™ื•ื•ื’ ืชื•ื›ืŸ
ื›ื•ืœื
ืจื›ื™ืฉื•ืช ื“ื™ื’ื™ื˜ืœื™ื•ืช
ืœืžื™ื“ืข ื ื•ืกืฃ
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš
ืฆื™ืœื•ื ืžืกืš

ืžื™ื“ืข ืขืœ ื”ืืคืœื™ืงืฆื™ื” ื”ื–ื•

ืชื—ื•ื ืžืชืžื˜ื™ืงื”: ืงื“ื-ืืœื’ื‘ืจื” ืขื•ื–ืจ ืœืš ืœืฉืคืจ ืืช ื”ื”ื‘ื ื” ืฉืœืš ื•ืืช ื›ื™ืฉื•ืจื™ ืคืชืจื•ืŸ ื”ื‘ืขื™ื•ืช ืฉืœืš ื‘ื ื•ืฉืื™ื ืžืชืžื˜ื™ื™ื ื”ืžื•ืฆื’ื™ื ื‘ื“ืจืš ื›ืœืœ ื‘ืงื•ืจืก ืงื“ื-ืืœื’ื‘ืจื”.

ืžืืคื™ื™ื ื™ื ื›ืœืœื™ื™ื
+ ืื–ื•ืจ ืงืจื™ืื” ื”ืžืฆื™ื’ ืžื•ืฉื’ื™ื ื•ืฉืœื‘ื™ ืคืชืจื•ืŸ ื‘ืขื™ื•ืช.
+ ืื–ื•ืจ ื“ืžื•ื™ ื—ื™ื“ื•ืŸ ืœื—ื™ื–ื•ืง ืžื•ืฉื’ื™ื ื•ืฉืœื‘ื™ื ื”ืžื•ืฆื’ื™ื ื‘ืื–ื•ืจ ื”ืงืจื™ืื”.
+ ืื–ื•ืจ ืชืจื’ื•ืœ ืœื—ื™ื–ื•ืง ื ื•ืกืฃ ืฉืœ ืžื•ืฉื’ื™ื ื•ืœืฉื™ืคื•ืจ ื“ื™ื•ืง ื•ืžื”ื™ืจื•ืช ืคืชืจื•ืŸ ื”ื‘ืขื™ื•ืช.
+ ืื–ื•ืจ ื”ืชืงื“ืžื•ืช ืฉืขื•ืงื‘ ืื—ืจ ื”ื”ืชืงื“ืžื•ืช ืฉื ืขืฉืชื” ื‘ืื–ื•ืจ ื”ืชืจื’ื•ืœ.

ื™ืฉื ื ืืจื‘ืขื” ืื–ื•ืจื™ื:

ืื–ื•ืจ ืœืžื™ื“ื” ืžืกื‘ื™ืจ ื ื•ืฉืื™ื ื‘ืคื•ืจืžื˜ ืงืœ ืœืงืจื™ืื”. ืœื›ืœ ื”ื ื•ืฉืื™ื ื™ืฉ ืžื‘ื•ื ื”ืžืคืจื˜ ืืช ืžื” ืฉืชืœืžื“. ื”ื ื•ืฉืื™ื ืžื—ื•ืœืงื™ื ืœืกืขื™ืคื™ื. ื”ืกืขื™ืคื™ื ืžืฆื™ื’ื™ื ืฉืœื‘ื™ ืคืชืจื•ืŸ ื‘ืขื™ื•ืช ื•ืžืกืคืงื™ื ื“ื•ื’ืžืื•ืช ื”ืžื›ืกื•ืช ืฉืœื‘ื™ื ืืœื”. ื—ืœืง ืžื”ืกืขื™ืคื™ื ื”ืœืœื• ืžื—ื•ืœืงื™ื ืœืื–ื•ืจื™ ื‘ื“ื™ืงืช ืžื•ืฉื’ื™ื.

ื‘ื“ื™ืงื•ืช ืžื•ืฉื’ื™ื ื‘ื•ื—ื ื•ืช ืื•ืชืš ืขืœ ืžื•ืฉื’ื™ื ื—ืฉื•ื‘ื™ื ื•ืฉืœื‘ื™ ืคืชืจื•ืŸ ื‘ืขื™ื•ืช ืขื‘ื•ืจ ืžืกืคืจ ื ื•ืฉืื™ื. ืื–ื•ืจื™ื ื“ืžื•ื™ื™ ื—ื™ื“ื•ืŸ ืืœื” ื‘ื“ืจืš ื›ืœืœ ื ื•ืชื ื™ื ืคื—ื•ืช ืž-10 ืฉืืœื•ืช ืจื‘-ื‘ืจื™ืจื”. ื”ืฉืืœื•ืช ืชืžื™ื“ ื–ื”ื•ืช ื•ื ื™ืชืŸ ืœื—ื–ื•ืจ ืขืœื™ื”ืŸ ืžืกืคืจ ืคืขืžื™ื.

ืื–ื•ืจ ืชืจื’ื•ืœ ื”ื•ื ื”ืžืงื•ื ืœืฉื™ืคื•ืจ ื“ื™ื•ืง ื•ืžื”ื™ืจื•ืช ืคืชืจื•ืŸ ื”ื‘ืขื™ื•ืช. ื™ืฉ ืžืกืคืจ ื‘ืœืชื™ ืžื•ื’ื‘ืœ ืฉืœ ืฉืืœื•ืช ืจื‘-ื‘ืจื™ืจื” ืฉื ื•ืฆืจื• ื‘ืื•ืคืŸ ืืงืจืื™. ืคืชืจื•ื ื•ืช ืฉืœื‘ ืื—ืจ ืฉืœื‘ ื–ืžื™ื ื™ื ืœื›ืœ ื‘ืขื™ื” ืœืื—ืจ ืžืขื ื” ืขืœ ื”ืฉืืœื”. ื ื™ืชืŸ ืœื”ื’ื“ื™ืจ ืืช ืžืžื•ืฆืข ื”ื–ืžื ื™ื ื”ืžื”ื™ืจ ื‘ื™ื•ืชืจ ืื• ืืช ืจืฆืฃ ื”ืชืฉื•ื‘ื•ืช ื”ื ื›ื•ื ื•ืช ื”ืืจื•ืš ื‘ื™ื•ืชืจ ืขื‘ื•ืจ ื ื•ืฉืื™ื ืจื‘ื™ื.

ืื–ื•ืจ ื”ื”ืชืงื“ืžื•ืช ืขื•ืงื‘ ืื—ืจ ื”ื”ืชืงื“ืžื•ืช ืฉื ืขืฉืชื” ื‘ืื–ื•ืจ ื”ืชืจื’ื•ืœ. ื”ื•ื ืžืฆื™ื’ ืืช ืกืš ื›ืœ ื”ืฉืืœื•ืช ืฉื ืขื ื•, ืกืš ื›ืœ ื”ืชืฉื•ื‘ื•ืช ื”ื ื›ื•ื ื•ืช, ืื—ื•ื– ื”ืชืฉื•ื‘ื•ืช ื”ื ื›ื•ื ื•ืช, ืฆื™ื•ืŸ ืื•ืชื™ื•ืช ืฉื”ื•ืงืฆื”, ื–ืžืŸ ืžืžื•ืฆืข ืžื”ื™ืจ ื‘ื™ื•ืชืจ, ืจืฆืฃ ื”ืชืฉื•ื‘ื•ืช ื”ืืจื•ืš ื‘ื™ื•ืชืจ ื•ื”ืจืฆืฃ ื”ื ื•ื›ื—ื™ ืขื‘ื•ืจ ื ื•ืฉืื™ื ืจื‘ื™ื. ื ื™ืชืŸ ื’ื ืœื”ืฉืชืžืฉ ื‘ืื–ื•ืจ ื–ื” ื›ื“ื™ ืœืขื‘ื•ืจ ื™ืฉื™ืจื•ืช ืœืื–ื•ืจ ื”ืชืจื’ื•ืœ ืฉืœ ื ื•ืฉื.

ืชื—ื•ื ืžืชืžื˜ื™ืงื” ืžื›ืกื” ืืช ื”ื ื•ืฉืื™ื ื”ื‘ืื™ื ืฉืœืคื ื™ ืืœื’ื‘ืจื”:
ืชื—ื•ืฉืช ืžืกืคืจื™ื,
ืžืกืคืจื™ื ืขืฉืจื•ื ื™ื™ื: ื–ื™ื”ื•ื™ ืขืจืš ืžืงื•ื ื•ืขื™ื’ื•ืœ,
ืฉื‘ืจื™ื: ืฉื•ื•ื™ื, ืžืฆื˜ืžืฆืžื™ื, ืžื›ื ื” ืžืฉื•ืชืฃ ื ืžื•ืš, ื”ืžืจืช ืžืกืคืจื™ื ืœื ืฉื•ื•ื™ื ืœืžืกืคืจื™ื ืžืขื•ืจื‘ื™ื ื•ืœื”ื™ืคืš,
ืืงืกืคื•ื ื ื˜ื™ื: ืฆื•ืจื•ืช ืืงืกืคื•ื ื ืฆื™ืืœื™ื•ืช ื•ืžื•ืจื—ื‘ื•ืช,
ืฉื•ืจืฉื™ื™ื,
ืขืจื›ื™ื ืžื•ื—ืœื˜ื™ื,
ื”ืžืจื” ื‘ื™ืŸ ืฉื‘ืจื™ื ืœืขืฉืจื•ื ื™ื™ื,
ื”ืฉื•ื•ืืช ืžืกืคืจื™ื ื‘ืืžืฆืขื•ืช ืื™ ืฉื•ื•ื™ื•ื ื™ื,
ื›ืคืœ, ื—ื™ืœื•ืง, ื—ื™ื‘ื•ืจ ื•ื—ื™ืกื•ืจ: ืžืกืคืจื™ื ืฉืœืžื™ื (ืžืกืคืจื™ื ื—ื™ื•ื‘ื™ื™ื ื•ืฉืœื™ืœื™ื™ื) ื•ืฉื‘ืจื™ื,
ืคื™ืฉื•ื˜ ื‘ื™ื˜ื•ื™ื™ื ืžืกืคืจื™ื™ื ื‘ืืžืฆืขื•ืช ืกื“ืจ ื”ืคืขื•ืœื•ืช (PEMDAS).

ืื ืืชื ืžืชืงืฉื™ื ื‘ืืœื’ื‘ืจื”, ื‘ื™ืœื•ื™ ื–ืžืŸ ื‘ืชื—ื•ืžื™ ื”ืœืžื™ื“ื”, ื‘ื“ื™ืงืช ื”ืžื•ืฉื’ื™ื ื•ื”ืชืจื’ื•ืœ ืฉืœ ืชื—ื•ื ืžืชืžื˜ื™ืงื” ื™ื›ื•ืœ ืœืขื–ื•ืจ ืœื›ื ืœื—ื–ื•ืจ ืœืžืกืœื•ืœ ื”ื ื›ื•ืŸ!

ื–ื•ื”ื™ ืืคืœื™ืงืฆื™ื” ืœื”ื•ืจื“ื” ื‘ื—ื™ื ื, ื”ื ืชืžื›ืช ืขืœ ื™ื“ื™ ืคืจืกื•ืžื•ืช.

ืชื•ื“ื” ืฉื”ืžืœืฆืชื ื•ื”ืฉืืจืชื ื‘ื™ืงื•ืจืช.

ืคื™ืชื•ื— ืชื—ื•ื ืžืชืžื˜ื™ืงื”
ื”ืชื›ื•ื ื ื• ืœืืœื’ื‘ืจื”. ืœืžื“ื• ื•ืชืจื’ืœื• ืคืชืจื•ืŸ ื ื•ืฉืื™ื ื—ืฉื•ื‘ื™ื ืฉืœ ืงื“ื-ืืœื’ื‘ืจื”.
ืขื“ื›ื•ืŸ ืื—ืจื•ืŸ ื‘ืชืืจื™ืš
17 ื‘ืกืคื˜ืณ 2025

ืื‘ื˜ื—ืช ื ืชื•ื ื™ื

ื›ื“ื™ ืœืฉืžื•ืจ ืขืœ ื”ื‘ื˜ื™ื—ื•ืช ืฆืจื™ืš ืงื•ื“ื ื›ืœ ืœื”ื‘ื™ืŸ ืื™ืš ื”ืžืคืชื—ื™ื ืื•ืกืคื™ื ื•ืžืฉืชืคื™ื ืืช ื”ื ืชื•ื ื™ื ืฉืœืš. ื ื•ื”ืœื™ ืคืจื˜ื™ื•ืช ื”ื ืชื•ื ื™ื ื•ืื‘ื˜ื—ืช ื”ื ืชื•ื ื™ื ืขืฉื•ื™ื™ื ืœื”ืฉืชื ื•ืช ื‘ื”ืชืื ืœืฉื™ืžื•ืฉ, ืœืื–ื•ืจ ื•ืœื’ื™ืœ ื”ืžืฉืชืžืฉ. ื”ืžืคืชื— ืกื™ืคืง ืืช ื”ืžื™ื“ืข ื”ื–ื” ื•ื”ื•ื ืขืฉื•ื™ ืœืขื“ื›ืŸ ืื•ืชื• ืžื“ื™ ืคืขื.
  • ื”ืืคืœื™ืงืฆื™ื” ื”ื–ืืช ืขืฉื•ื™ื” ืœืฉืชืฃ ืืช ืกื•ื’ื™ ื”ื ืชื•ื ื™ื ื”ืืœื” ืขื ืฆื“ื“ื™ื ืฉืœื™ืฉื™ื™ื
    โ€ซืžื™ืงื•ื, โ€ืคืจื˜ื™ื ืื™ืฉื™ื™ื ื•ืขื•ื“ 3
  • ื”ืืคืœื™ืงืฆื™ื” ื”ื–ืืช ืขืฉื•ื™ื” ืœืืกื•ืฃ ืืช ืกื•ื’ื™ ื”ื ืชื•ื ื™ื ื”ืืœื”
    โ€ซืžื™ืงื•ื, โ€ืคืจื˜ื™ื ืื™ืฉื™ื™ื ื•ืขื•ื“ 3
  • ื”ื ืชื•ื ื™ื ืžื•ืฆืคื ื™ื ื‘ื–ืžืŸ ื”ื”ืขื‘ืจื”
  • ืื™ ืืคืฉืจ ืœืžื—ื•ืง ืืช ื”ื ืชื•ื ื™ื

ื“ื™ืจื•ื’ื™ื ื•ื‘ื™ืงื•ืจื•ืช

579 ื‘ื™ืงื•ืจื•ืช

ืžื” ื—ื“ืฉ?

(1.0.32)
+ Updated target API to Android 15 (SDK 35): Added support for Predictive Back Gesture.
+ Updated Google Play Billing Library to 8.0.0.
+ Addressed deprecations for Sound Feedback.
ืกื™ื•ื•ื’ ืชื•ื›ืŸ
ื›ื•ืœื
ืจื›ื™ืฉื•ืช ื“ื™ื’ื™ื˜ืœื™ื•ืช
ืœืžื™ื“ืข ื ื•ืกืฃ

ืชืžื™ื›ื” ื‘ืืคืœื™ืงืฆื™ื”

ืžื™ื“ืข ืขืœ ืžืคืชื—ื™ ื”ืืคืœื™ืงืฆื™ื”
Edgard Reynaga
mathdomainapps@gmail.com
3540 Roseview Ave Los Angeles, CA 90065-1724 United States

โ€ซืขื•ื“ ืžื‘ื™ืช MATH Domain Developmentโ€Žโ€