๐Ÿ”ข ืžืกืข ื”ื—ืฉื‘ื•ืŸ

๐Ÿ”Ÿ ืฉื‘ืจื™ื ืขืฉืจื•ื ื™ื™ื ื•ืื•ืžื“ืŸ ืžื›ืคืœื•ืช

ื—ื™ื‘ื•ืจ, ื—ื™ืกื•ืจ ื•ื›ืคืœ ืฉืœ ืขืฉืจื•ื ื™ื™ื, ื•ื”ืขืจื›ืช ืžื›ืคืœื”.

๐Ÿ“– ืžื” ืฆืจื™ืš ืœื“ืขืช?

ื‘ื—ื™ื‘ื•ืจ ื•ื‘ื—ื™ืกื•ืจ ืฉืœ ืขืฉืจื•ื ื™ื™ื ืžืกื“ืจื™ื ื ืงื•ื“ื” ืžืชื—ืช ืœื ืงื•ื“ื”, ื•ืืคืฉืจ ืœื”ื•ืกื™ืฃ ืืคืกื™ื ื‘ืกื•ืฃ (2.5 = 2.50). ื‘ื›ืคืœ ื‘ึพ10/100/1,000 ื”ื ืงื•ื“ื” ื–ื–ื” ื™ืžื™ื ื” 1/2/3 ืžืงื•ืžื•ืช.

ื›ื“ื™ ืœื”ืขืจื™ืš ืžื›ืคืœื” ืžืขื’ืœื™ื ื›ืœ ื’ื•ืจื ืœืžืกืคืจ ื ื•ื—. ื›ืคืœ ื‘ืžืกืคืจ ืงืจื•ื‘ ืœึพ1 ื›ืžืขื˜ ืœื ืžืฉื ื” ืืช ื”ืžืกืคืจ; ื›ืคืœ ื‘ืžืกืคืจ ืงืจื•ื‘ ืœึพ0.5 ื ื•ืชืŸ ื‘ืขืจืš ื—ืฆื™.

โœ๏ธ ื“ื•ื’ืžื” ืคืชื•ืจื”: ื”ืžื›ืคืœื” 39.8 ร— 1.03 ืงืจื•ื‘ื” ืœึพ: 0.4 / 4 / 40 / 400?

1. 39.8 โ‰ˆ 402. 1.03 โ‰ˆ 13. 40 ร— 1 = 40 โ† ื”ืชืฉื•ื‘ื”: 40
๐Ÿ’ก ื˜ื™ืค: ื‘ื›ืคืœ ืขืฉืจื•ื ื™ื™ื: ืžื›ืคื™ืœื™ื ื›ืžื• ืฉืœืžื™ื, ื•ืื– ืกื•ืคืจื™ื ื›ืžื” ืกืคืจื•ืช ื™ืฉ ืื—ืจื™ ื”ื ืงื•ื“ื” ื‘ืฉื ื™ ื”ื’ื•ืจืžื™ื ื™ื—ื“.

๐ŸŽฏ ืชืจื’ื•ืœ โ€“ ื‘ื—ืจื• ืจืžื”

15 ืชืจื’ื™ืœื™ื ื‘ื›ืœ ืจืžื”, ื‘ืกื“ืจ ืืงืจืื™. ื‘ืชืจื’ื™ืœ ืคืชื•ื— โ€“ ื”ืงืœื™ื“ื• ืชืฉื•ื‘ื” ื•ืœื—ืฆื• "ื‘ื“ื™ืงื”" (ืื• Enter).

๐Ÿ—ฃ๏ธ ื”ืกื‘ื™ืจื• ืื™ืš

ื”ืกื‘ื™ืจื• ืื™ืš ื™ื•ื“ืขื™ื, ื‘ืœื™ ืœื—ืฉื‘, ืฉื”ืžื›ืคืœื” 60.2 ร— 0.98 ืงื˜ื ื” ืžึพ60.2.

๐Ÿ–จ๏ธ ืœื”ื“ืคืกื”

๐Ÿ–จ๏ธ ื“ืฃ ืขื‘ื•ื“ื” โ€“ ืฉื‘ืจื™ื ืขืฉืจื•ื ื™ื™ื ื•ืื•ืžื“ืŸ ืžื›ืคืœื•ืช

๐ŸŽ“ ืžื•ืจื” ยท PDF ๐ŸŽ“ ืžื•ืจื” ยท Word ๐Ÿง’ ืชืœืžื™ื“ ยท PDF ๐Ÿง’ ืชืœืžื™ื“ ยท Word