div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imageimg data-url=documentstepping-stones-modules-of-learning-estimating-with-subtraction-using-the-standardhtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: Stepping Stones - Modules of Learning · Estimating with Subtraction Using the Standard Subtraction Algorithm Using the Standard Addition Algorithm Large Numbers Analyzing Decomposition loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentsinreader034viewer202205200560187a2893d9bb4d0d4f677fhtml5thumbnails1jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imageimg data-url=documentstepping-stones-modules-of-learning-estimating-with-subtraction-using-the-standardhtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: Stepping Stones - Modules of Learning · Estimating with Subtraction Using the Standard Subtraction Algorithm Using the Standard Addition Algorithm Large Numbers Analyzing Decomposition loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader034fdocumentsinreader034viewer202205200560187a2893d9bb4d0d4f677fhtml5thumbnails2jpg width=140 height=200 divdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imageimg data-url=documentstepping-stones-modules-of-learning-estimating-with-subtraction-using-the-standardhtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: Stepping Stones - Modules of Learning · Estimating with Subtraction Using the Standard Subtraction Algorithm Using the Standard Addition Algorithm Large Numbers Analyzing Decomposition loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII=...