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What are Significant Figures and How Students Can Calculate Them Easily?

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Students Can Calculate

The significant figures are used to find the accuracy of numbers in practical estimation. It is essential to round off a long figure so we can understand the number easily. We are using certain rules to round off a number; the same rules are implemented by the significant figures calculator. Sometimes it becomes difficult to decide which number to consider and which number we need to ignore.

The significant figures are used precisely to find the result correctly. The significant figures are used when we are dealing with very small and large quantities in Mathematics. There are certain rules to follow when you are extracting a significant figure from a figure. We do need to implement the significant figure at the workplace to make our estimation more precise and accurate.

This article discusses the various rules of the significant figure to convert the figure is easy to understand.

Rules of the significant figures:

There are certain significant figures and we need to follow them while doing the calculations. We can use the sig fig calculator to find the significant figure of a number. The rules of the significant figures are as follows:

Rule of non-zero numbers:

We need to consider all the non-zero numbers as significant numbers regardless of their position in the number. We consider them significant, and there is always an impact of these numbers in the estimation. The significant digits calculator is going to apply all the rules of the significant figure. The non-zero number always has an impact on the estimation, whether they are small or large, like 5.32222223 m/sec. To apply the rules of the non-zero on the estimation, enter the values in the significant figures calculator and press calculate.

Rule of Zero numbers:

The Zeros that are coming in between the non-zero numbers are considered to be significant numbers as they have an impact on the final result of the calculations and check the number by the sig fig converter. The zeros coming between the decimal numbers become significant as they are weighted due to their position in the figure, like 5.50005 m/sec

Rule of leading Zero:

The leading Zeroes coming after the non-zero numbers are considered to be insignificant in the estimation as they have no role in the total estimation or calculations. Consider the number 5.5000 m/sec; here, all the leading Zeros are insignificant as they have no impact on the overall estimation.

Rule of trailing Zero:

The trailing Zeros would become significant if it has a decimal after them, and these Zeroes are considered significant in the estimation and have an impact on the estimation. Consider the number 5.0001 m/sec; now, these Zeros would become significant numbers. The rules of the trailing zero can be applied easily by the significant figures calculator.

These rules would be consistent when we are calculating the significant figure in the estimations.

Why do we round off a number?

The significant figures are critical when we are going to find precise and accurate results. It is impossible for us to read a long figure like 3.2543331. We need to round off the figure to understand it more accurately. The significant number calculator makes the estimation easy for us as these tools can be implemented on long figures, and we can handle and extract the result precisely when dealing with significant figures in the workplace.

The number 3.2543331 is accurate but not easy to understand. We round off the figure and make it  3.25 and make it an easy number to understand for ourselves. You can see we can understand the number 3.25 easily, and it is accurate too.

Conclusion:

When we are doing the estimation in the lab, we may be dealing with the smallest figure or dealing with the large numbers. In both cases, we do need the significant figure to make our estimation more precise and easy to understand. The significant figures calculator

make the task much simpler for us. You need to apply the rules on the values to convert the number according to the significant number rule.

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Education

Orire School Abduction: Oyo Teachers Begin Indefinite Strike

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Orire School Abduction

By Modupe Gbadeyanka

Teachers in Oyo State on Monday, June 1, 2026, commenced an indefinite strike to protest the abduction of their colleagues and some pupils about two weeks ago.

The teachers withdraw their services from schools until further notice in compliance with the directive of the Nigeria Union of Teachers (NUT).

In a statement on Sunday, the group said the industrial action affects all public primary and secondary school teachers in Oyo State.

They are aggrieved over the continued captivity of abducted teachers and pupils, whose rescue and safe release remain uncertain.

According to the union, the prolonged detention of the victims has created fear and anxiety among teachers, discouraged parents from sending their children to school, and heightened tension across communities in the state.

The NUT said the industrial action is aimed at drawing the attention of government authorities to the urgent need to intensify efforts toward securing the safe release of the abductees without further delay.

It urged all teachers to comply fully with the directive, remain law-abiding, and stay safe in their respective homes throughout the period of the strike.

The association also reaffirmed its solidarity with the abducted teachers, pupils, and their families, stressing that lawful engagements with relevant government authorities would continue until the victims regain their freedom.

The NUT assured members that it remains committed to protecting the welfare and security of teachers and learners across the country.

A few weeks ago, some terrorists stormed the Orire Local Government Area of Oyo State and kidnapped dozens of children and teachers. They have remained in captivity, with the federal government only sending a delegation to the town on Sunday, May 31, 2026.

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Education

KolaDaisi University Hosts Career Fair June 10 in Ibadan

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KolaDaisi University Career Fair

By Modupe Gbadeyanka

On Wednesday, June 10, 2026, KolaDaisi University (KDU), in a bid to strengthen the talent-to-industry pipeline, will hold its inaugural Career Fair at its campus in Ibadan, Oyo State, with over 200 final-year students, alumni, and a diverse range of leading employers across multiple sectors expected to partake in the programme.

The one-day event, organised by the Directorate of Advancement and Alumni Relations, will feature participation from top-tier organisations spanning finance, consulting, technology, manufacturing, and other key industries.

Participating companies will engage directly with students, offering opportunities for graduate trainee programmes, National Youth Service Corps (NYSC) placements, internships, and entry-level employment.

In addition to recruitment opportunities, the Career Fair will include a series of industry-led sessions, panel discussions, and networking engagements designed to provide students with insights into workplace expectations, emerging career trends, and professional development pathways.

“At KolaDaisi University, we are deliberate about preparing our students for life beyond the classroom. This Career Fair represents a critical platform for fostering meaningful engagement between our students and industry leaders.

“It is not just an event, but a long-term investment in partnerships that will drive innovation, talent development, and economic growth,” the President of the Directorate of Advancement and Alumni Relations, Mrs Olasumbo Obaseki, stated.

The Career Fair underscores the university’s commitment to equipping its students with not only academic excellence but also the practical skills, professional exposure, and networks required for success in today’s competitive labour market.

It is put together in collaboration with key industry partners, including Chapel Hill Denham, Mobile Screens and Sound Limited, SKOT Communications, LEADWAY Assurance, HighlerLife Properties Consult Ltd, Idea Konsult, New Horizons Nigeria, alongside several other organisations committed to nurturing emerging talent.

These partnerships reflect a shared vision of developing a workforce that is both competent and responsive to evolving industry needs.

This impactful and timely initiative is an essential platform for aligning academic outcomes with industry expectations.

The initiative forms part of KDU’s broader institutional strategy to enhance graduate employability through sustained industry engagement, career readiness programmes, and alumni relations.

By creating structured opportunities for interaction between students and employers, the institution continues to position itself as a forward-thinking institution committed to producing globally competitive graduates.

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Education

Tinubu Appoints 39-Year-Old Prof Segun Aina as New JAMB Registrar

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prof segun aina JAMB

By Modupe Gbadeyanka

Professor Segun Aina has been appointed to replace Professor Is-haq Oloyede as the Registrar of the Joint Admissions and Matriculation Board (JAMB). The two-term tenure of his successor expires on July 31, 2026.

Mr Aina was chosen for the position by President Bola Tinubu, and he is expected to bring to bear his vast experience, knowledge and practical insight into the operations of the board, to take the critical educational organisation beyond the laudable heights achieved by his predecessor.

According to a statement on Thursday by the Special Adviser to the President on Information and Strategy, Mr Bayo Onanuga, Professor Aina, who will be 40 in July, is a distinguished academic and systems expert with extensive experience in national examination systems, digital infrastructure, and public-sector institutional reform.

He holds a Bachelor of Engineering in Computer Systems Engineering from the University of Kent, an MSc in Internet Computing and Network Security, and a PhD in Digital Signal Processing, both from Loughborough University, United Kingdom. He has also completed the Senior Management Programme at Lagos Business School.

A Professor of Computer Engineering at Obafemi Awolowo University, Ile-Ife, Mr Aina began his career with JAMB during his National Youth Service, gaining foundational experience in national admissions and data-driven institutional processes. These insights have shaped his ongoing contributions to examination reform and systems optimisation.

With over 15 years of post-graduation experience, Professor Aina operates at the intersection of technology, policy, and institutional transformation, advising federal and state governments on system design, digital transition, and operational reform. At 39, he became one of Nigeria’s youngest Computer Engineering professors and will now make history as JAMB’s youngest registrar.

He has served as a consultant to major examination bodies, including NECO, NABTEB, and various State Ministries of Education, providing expertise on ICT systems, examination integrity, and digital process optimisation.

Professor Aina is a member of several professional bodies, including the Council for the Regulation of Engineering in Nigeria (COREN), the Nigerian Society of Engineers (NSE), the Institute of Electrical and Electronics Engineers (IEEE), and the Institution of Engineering and Technology (IET).

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