{ "item_title" : "Addition Pyramid", "item_author" : [" Luis Ramos "], "item_description" : "The addition pyramid consists of adding two numbers next to each other to obtain the number that is above them. It starts with several numbers in the base row, and then the addition process continues until there is only one number left in the top row. This is a great activity to master addition. This activity book is divided into two levels: Level 1 and Level 2. Level 1 starts with 6 numbers in the base row, while Level 2 starts with 7 numbers. The base row contains single-digit numbers, but the number gradually increases in the rows above. The book contains a total of 500 problems (250 problems for each level) including their solutions. It is ideal for Grades 3 to 6 students.", "item_img_path" : "https://covers2.booksamillion.com/covers/bam/9/79/835/898/9798358981225_b.jpg", "price_data" : { "retail_price" : "12.00", "online_price" : "12.00", "our_price" : "12.00", "club_price" : "12.00", "savings_pct" : "0", "savings_amt" : "0.00", "club_savings_pct" : "0", "club_savings_amt" : "0.00", "discount_pct" : "10", "store_price" : "" } }

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