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Tasman, Fridgo; den Hertog, Jaap; Zulkardi; Hartono, Yusuf – Indonesian Mathematical Society Journal on Mathematics Education, 2011
Usually, multiplication is introduced to students to represent quantities that come in groups. However there is also rectangular array model which is also related to multiplication. Barmby et al. (2009) has shown that the rectangular model such as array representations encourage students to develop their thinking about multiplication as a binary…
Descriptors: Foreign Countries, Elementary School Mathematics, Elementary School Students, Grade 2
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Putra, Zetra Hainul; Darmawijoyo; Putri, Ratu Ilma Indra; den Hertog, Jaap – Indonesian Mathematical Society Journal on Mathematics Education, 2011
Knowing number facts up to 10 become crucial if we want students to solve addition and subtraction problems using more abbreviated strategies. Otherwise, students will keep counting one-by-one until they get an answer. One of important number facts is number pairs that make ten because it is an important "benchmark" that students will…
Descriptors: Foreign Countries, Grade 1, Mathematics Instruction, Mathematics Activities