{"text_format":"1","workbook":"xlsx","n_sheets":4,"sheets":["Values","Questions","Answers","Working"],"not_rendered":{"charts":0,"images":0,"macros":1,"external_links":0,"defined_names":1,"comments":0,"pivot_tables":0},"unopened":[],"bounds":{"document_bytes":16777216,"sheet_cells":100000,"rows_first":2000,"rows_last":500,"rows_between":2000,"halvings":0,"cell_chars":16384,"cell_head_chars":4096},"cells_cut":0,"cells_raw":0,"read":"whole","date_system":"1900"}

{"sheet":"Values","index":0,"n_rows":23,"n_cols":9,"rows_kept":23,"cut":false,"hidden":false,"merged":[[10,2,10,4],[12,2,12,6],[12,8,16,9],[14,2,17,7],[1,2,1,6],[3,2,4,7],[5,2,5,4],[7,2,8,7]]}
[null,null,null,null,"ADDITION OF 2 DIGIT NUMBERS"]
[null,null,"INSTRUCTIONS"]
[]
[null,"Step 1","Enter the highest answer to be used for this sheet. (A whole number ≥ 10 and ≤  99)"]
[]
[null,null,"Highest Number"]
[]
[]
[]
[]
[]
[]
[null,"Step 2","Click on WorkSheet tab below.",null,null,null,null,null,"PRESS F9 for NEW WorkSheet"]
[]
[null,"Note","If you hold down shift then click on the WorkSheet tab and the Answers tab, you will be able to print both the WorkSheet and the solutions."]
[]
[]
[]
[]
[null,null,"NOTES"]
[null,null,"* Practise adding two numbers mentally to give the answer from in the range 10 to that chosen."]
[null,null,"* Greater answers involve adding 2 digit numbers."]
[null,null,"* This WorkSheet will generate 75 questions at random."]

{"sheet":"Questions","index":1,"n_rows":28,"n_cols":17,"rows_kept":28,"cut":false,"hidden":false,"merged":[]}
[null,null,null,null,null,null,null,null,"ADDITION MENTALS"]
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["Evaluate the following"]
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[null,null,null,null,null,null,null,null,"ADDITION MENTALS"]
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