{"product_id":"add-and-subtract-3","title":"Add and Subtract 3","description":"\u003cp\u003eMath Mammoth Add \u0026amp; Subtract 3 is a self-teaching worktext that deals with various adding and subtracting topics, this time with three-digit numbers.\u003c\/p\u003e\n\u003cp\u003eThis book is suitable to study right after the student has learned place value till 1000 and best fits second or third grade math; however it is not in tied to any grade level. \u003c\/p\u003e\n\u003cp\u003eThe goal of Math Mammoth Add \u0026amp; Subtract 3 is to add and subtract both mentally and in columns within 0-1000. In most lessons the addition or subtraction is first illustrated with pictures so the student can learn the concepts.\u003c\/p\u003e\n\u003cp\u003eThe book explains in detail how to carry when adding in columns, and how to borrow when subtracting in columns. Besides problems practicing these processes, many of the lessons also have word problems, puzzles, problems with money, and other types of exercises.\u003c\/p\u003e\n\u003cp\u003eFull answers are appended to the book.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cspan\u003eSample Pages (PDF):\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"http:\/\/www.mathmammoth.com\/preview\/AS3_Contents.pdf\"\u003eContents and Introduction\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"http:\/\/www.mathmammoth.com\/preview\/AS3_Add_Subtract_Whole_Hundreds.pdf\"\u003eAdd \u0026amp; Subtract Whole Hundreds\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"http:\/\/www.mathmammoth.com\/preview\/AS3_Completing_Next_Hundred.pdf\"\u003eCompleting the Next Hundred\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"http:\/\/www.mathmammoth.com\/preview\/AS3_Addition_Subtraction_Connection.pdf\"\u003eAddition\/Subtraction Connection\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"http:\/\/www.mathmammoth.com\/preview\/AS3_Regrouping_Twice_Subtract.pdf\"\u003eRegrouping Twice in Subtraction\u003c\/a\u003e\u003cbr\u003e\u003ca href=\"http:\/\/www.mathmammoth.com\/preview\/AS3_Subtracting_3Digit_Numbers_Mentally.pdf\"\u003eSubtracting 3-Digit Numbers Mentally\u003c\/a\u003e\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":55514147193210,"sku":"","price":7.2,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0908\/7100\/5562\/files\/AddandSubtract3Add_Sub_3_ml.jpg?v=1749926190","url":"https:\/\/6hh8wb-re.myshopify.com\/products\/add-and-subtract-3","provider":"Pingles Publishing","version":"1.0","type":"link"}