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abacus Bead Arithmetic is a certain method of computation in which num- loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220604155f1331ee2bb00e1d2c308d5bhtml5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=international-slide-rule-museum-a-abaci-a-howtouse-operations-of-bead-arithmetichtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: International Slide Rule Museum › Abaci › HowToUse · operations of bead arithmetic by the Chinese abacus Bead Arithmetic is a certain method of computation in which num- loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220604155f1331ee2bb00e1d2c308d5bhtml5thumbnails3jpg width=140 height=200 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Chinese abacus Bead Arithmetic is a certain method of computation in which num- loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220604155f1331ee2bb00e1d2c308d5bhtml5thumbnails5jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imageimg data-url=international-slide-rule-museum-a-abaci-a-howtouse-operations-of-bead-arithmetichtmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: International Slide Rule Museum › Abaci › HowToUse · operations of bead arithmetic by the Chinese abacus Bead Arithmetic is a certain method of computation in which num- loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220604155f1331ee2bb00e1d2c308d5bhtml5thumbnails6jpg width=140 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by the Chinese abacus Bead Arithmetic is a certain method of computation in which num- loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220604155f1331ee2bb00e1d2c308d5bhtml5thumbnails8jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=9Page 9button div class=ts-imageimg data-url=international-slide-rule-museum-a-abaci-a-howtouse-operations-of-bead-arithmetichtmlpage=9 data-page=9 class=ts-thumb lazyload alt=Page 9: International Slide Rule Museum › Abaci › HowToUse · operations of bead arithmetic by the Chinese abacus Bead Arithmetic is a certain method of computation in which num- loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220604155f1331ee2bb00e1d2c308d5bhtml5thumbnails9jpg width=140 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arithmetic by the Chinese abacus Bead Arithmetic is a certain method of computation in which num- loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220604155f1331ee2bb00e1d2c308d5bhtml5thumbnails11jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=12Page 12button div class=ts-imageimg data-url=international-slide-rule-museum-a-abaci-a-howtouse-operations-of-bead-arithmetichtmlpage=12 data-page=12 class=ts-thumb lazyload alt=Page 12: International Slide Rule Museum › Abaci › HowToUse · operations of bead arithmetic by the Chinese abacus Bead Arithmetic is a certain method of computation in which num- loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC 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which num- loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220604155f1331ee2bb00e1d2c308d5bhtml5thumbnails18jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=19Page 19button div class=ts-imageimg data-url=international-slide-rule-museum-a-abaci-a-howtouse-operations-of-bead-arithmetichtmlpage=19 data-page=19 class=ts-thumb lazyload alt=Page 19: International Slide Rule Museum › Abaci › HowToUse · operations of bead arithmetic by the Chinese abacus Bead Arithmetic is a certain method of computation in which num- loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentinreader033viewer20220604155f1331ee2bb00e1d2c308d5bhtml5thumbnails19jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage 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