Video: Ib nrab ntawm 3/8 yog dab tsi?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Ib nrab ntawm 3/8 tsuas yog (1/2) × ( 3/8 )….
Hais txog qhov no, dab tsi yog ib nrab ntawm 1/3 hauv feem?
' Ib nrab ' txhais tau tias '1/2', 'ntawm' txhais tau tias 'multiplication' thiab 'xws li 1/3 ' tsuas yog ' 1/3 '. Yog li ntawd, ' ib nrab ntawm raws nraim 1/3 ' yog sib npaug rau “1/2 × 1/3 ”. Txhawm rau muab ob lossis ntau tus lej ib feem , peb yuav tsum muab cov zauv ua ke thiab cov denominators ua ke.
Ib tug kuj yuav nug, dab tsi yog 3/8 ua tus lej? Hloov ua lwm yam Fraction mus decimal
| Ib feem | Decimal |
|---|---|
| 1/8 | 0.125 |
| 2/8 | 0.25 |
| 3/8 | 0.375 |
| 4/8 | 0.5 |
Ntawm no, ua li cas koj faib ib feem?
Rau faib feem coj tus reciprocal(invertthe feem ) ntawm tus divisor thiab multiply thedividend. Qhov no yog cov txheej txheem ceev tshaj plaws rau kev faib feem . Lub topand hauv qab tau muab sib npaug los ntawm tus lej sib npaug thiab, txij li tus lej ntawd yog qhov sib txuam ntawm qhov hauv qab, hauv qab ua tiav.
0.375 yog dab tsi?
Decimal rau Fraction Chart
| Ib feem | Decimal | Feem pua |
|---|---|---|
| 5/6 | 0.8333 | 83.333% |
| 1/8 | 0.125 | 12.5% |
| 3/8 | 0.375 | 37.5% |
| 5/8 | 0.625 | 62.5% |
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