Cat's Study

18 pages printable worksheets about ADDITION SQUARES! 72 addition squares to solve with over 400 questions to answer!A fun way to learn about addition/subtraction involving 3 numbers and improve abilities in critical thinking and mental math. Skills covered in this set of worksheets: Addition of three 1-digit numbersSubtraction involving three numbers (1-digit and 2-digit numbers)Instruction Page (1 page) and Answer Key (6 pages) included. You can check the preview of the first 3 pages before p

4 pages worksheets about 4-digit numbers addition problems, with fun riddles and challenging problems to solve! Skills covered in this set of worksheets: 4-digit numbers additionComparing 4-digits numbersArranging 4-digits numbers in ascending/descending orderAnswer Key (4 pages) included. *This file is an independent product and is not affiliated with, nor has it been authorized, sponsored, or otherwise approved by Think Social Publishing, Inc. or by Leah Kuypers, author of The Zones of Regula