Na'urar lissafin tarawa (rounding)
Tara zuwa wuraren decimal, lambobi masu muhimmanci ko mafi kusa da 5, 10, 100…
Game da Na'urar lissafin tarawa (rounding)
Tara zuwa wuraren decimal, lambobi masu muhimmanci ko mafi kusa da 5, 10, 100…
Ɓangare ne na sashen “Lissafi” na SmartCalcy. Yana aiki a burauzar ku ba tare da asusu ba, yana amfani da kuɗinku da ma'aunanku (canza su a saman shafin), kuma yana ba da ƙiyasi don bayani kawai, don haka duba jagorar hukuma kafin ku dogara da sakamako.
Yadda ake amfani da Na'urar lissafin tarawa (rounding)
Abin da yake lissafawa da lokacin amfani da shi
Yana zagaye lamba zuwa wuraren decimal ko lambobi masu muhimmanci, ko zuwa 10, 100 ko ɓangare mafi kusa, tare da zaɓin hanyar zagayewa.
Yadda ake amfani da shi, mataki-mataki
- Shigar da lambar.
- Zaɓi wuraren decimal, lambobi masu muhimmanci ko ƙima mafi kusa.
- Zaɓi half up, half even, sama ko ƙasa.
- Karanta lambar da aka zagaye.
Ma'anar kowace shigarwa
- Lamba – Farawa at 3.14159.
- Tara zuwa – Farawa at Decimal places.
- Nawa – Farawa at 2.
- Hanya – Farawa at Half up (Na al'ada).
Yadda ake karanta sakamako
- An tara – The headline answer. In the default example it reads 3.14.
Dabarar lissafi
Round to n decimals: look at the digit after the last one kept. With round-half-up, 5 or more goes up. Half-even (banker’s rounding) sends exact halves to the nearest even digit.
Misali da aka warware
With the starting entries (Number: 3.14159, Round to: Decimal places, How many: 2, Method: Half up (normal)), the calculator shows rounded of 3.14.
Zato da iyakoki
- Binary floating-point may nuna tiny differences akan some decimals.
Kurakuran da aka saba yi
- Rounding a the middle na a multi-step Lissafi.
- Confusing decimal places with significant figures.
Tambayoyin da ake yawan yi
Mene ne zagayewar banki (banker’s rounding)?
Rabin suna zagayewa zuwa maƙwabci mai ciko (even), don haka 2.5 ya zama 2 kuma 3.5 ya zama 4. Yana rage son kai a lissafi.