scholarly journals HARD WORK AND PROBLEM SOLVING BASED ON KRULIK-RUDNICK'S HEURISTIC THEORY ON PROJECT BASED LEARNING WITH OQALE APPROACH OF 5th GRADE ELEMENTARY SCHOOL STUDENTS

2019 ◽  
Vol 3 (1) ◽  
pp. 91
Author(s):  
Tri Suryaningsih

The study aimed to describe the state of early poblem solving, the effectiveness of learning, and discription the application of the learning to had work character and problem solving mathematics students. The research is the kind of research concurerent embedded. Technic the data with using interviews, observation, and tests. Technic data analysis using analysis discriptif and statistical tests influence regression, the appeal, and test an increase in the gain. The results of the study showed that the initial conditions problem solving students average be low; effectiveness of indicated by the average capability problem solving mathematical students experiment has reached KKM that is above 74,5%, the ability problem solving mathematical class experiment better than class control, hard work and skill problem solving mathematical students have had a positive impact of the ability of mathematical problem soling students, with big the influence of 88,7%, increased capacity problem solving mathematical class experiment higher than class control; the results of a description of this research is improving hard work students; skills literacy mathematics; and ability problem solving mathematical stdents with a score of the gain 0,59; 0,66; 0,70.

2021 ◽  
Vol 12 (1) ◽  
pp. 185-192
Author(s):  
Dahlia Fisher ◽  
Yaya Sukjaya Kusumah ◽  
Jarnawi Afgani Dahlan

This research aims to determine the use of project-based learning (PjBL) in the achievement of students' mathematical problem-solving abilities. The variables in this research were PjBL and mathematical problem-solving abilities. The instrument in this research was a description test of mathematical problem-solving abilities, which was analyzed by testing the hypothesis using the Mann Whitney U test. The results showed that the average value of students learning using PjBL was higher than students learning using conventional models. The results of the Mann Whitney test show that learning using PjBL is effective in improving students' mathematical problem-solving abilities.


2021 ◽  
pp. 073563312097993
Author(s):  
Zhihao Cui ◽  
Oi-Lam Ng

In this paper, we explore the challenges experienced by a group of Primary 5 to 6 (age 12–14) students as they engaged in a series of problem-solving tasks through block-based programming. The challenges were analysed according to a taxonomy focusing on the presence of computational thinking (CT) elements in mathematics contexts: preparing problems, programming, create computational abstractions, as well as troubleshooting and debugging. Our results suggested that the challenges experienced by students were compounded by both having to learn the CT-based environment as well as to apply mathematical concepts and problem solving in that environment. Possible explanations for the observed challenges stemming from differences between CT and mathematical thinking are discussed in detail, along with suggestions towards improving the effectiveness of integrating CT into mathematics learning. This study provides evidence-based directions towards enriching mathematics education with computation.


Author(s):  
Jenny Root ◽  
Alicia Saunders ◽  
Fred Spooner ◽  
Chelsi Brosh

The ability to solve mathematical problems related to purchasing and personal finance is important in promoting skill generalization and increasing independence for individuals with moderate intellectual disabilities (IDs). Using a multiple probe across participant design, this study investigated the effects of modified schema-based instruction (MSBI) on personal finance problem solving skills, purchasing an item on sale or leaving a tip, and using a calculator or iDevice (i.e., iPhone or iPad) for three middle school students diagnosed with a moderate ID. The results showed a functional relation between MSBI using a calculator on the participant’s ability to solve addition and subtraction personal finance word problems and generalize to iDevices. The findings of this study provide several implications for practice and offer suggestions for future research.


2021 ◽  
Vol 15 (4) ◽  
pp. 511-518
Author(s):  
Lutfi Putri Nugraheni ◽  
Marsigit Marsigit

Mathematical problem solving was an crucial skill to be mastered by primary school student so that will help student to unravel their problems encountered in everyday life. By using the realistic mathematics approach, stundents learn mathematical concept based on reality or scope around students. This study aimed to develop an eligible learning materials and test the effectiveness of learning materials based on realistic mathematics education to enhance the problem solving skill of primary school students. This research and development study was conducted in Sawangan Subdistrict, Magelang Regency, Central Java, Indonesia. The testing subjects consisted of 12 students in the the preliminary field, there were 42 students in the main field, and 90 students in the operational field that divided into experiment dan control class. The data were collected by interviews, observation, and tests. The analyzing N-gain score and t-test with a significant level of 0.05 done to find out th effectiveness of the teaching materials. The developed of realistic mathematics eduation learning materials is feasible and effective in improving problem solving skill with significance value of 0.000 (p≤0.05). It can enhance the problem solving skills of 4th grade elementary school.


Author(s):  
Ariana-Stanca Vacaretu

Mathematics is or it should be about problem solving and math thinking. However, what mathematics students learn in schools is more about procedures for solving different types of math exercises and problems. In many cases, students learn by heart algorithms and words (math concepts) and use them for solving different math tasks. School math is very far from what mathematicians do and, in many cases, doesn’t motivate students for learning math. This paper presents the way we organized the assessment of the students’ skills developed through math research workshops and some of the assessment results. Even though we didn’t assess all the competences the students develop through the math research workshop, the findings show that the students certainly develop their problem-solving skills.


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