{"text_format":"1","workbook":"xlsx","n_sheets":5,"sheets":["index","identify","convert to norm","convert to standard","convert to standard (awkward)"],"not_rendered":{"charts":0,"images":0,"macros":1,"external_links":0,"defined_names":0,"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":"index","index":0,"n_rows":6,"n_cols":2,"rows_kept":6,"cut":false,"hidden":false,"merged":[]}
[null,"STANDARD FORM"]
[1,"Identify - find which numbers are in standard form"]
[2,"Convert to norm - when the numbers are in standard form"]
[3,"Convert to standard - when the numbers are in ordinary form"]
[4,"Convert to standard (awkward) - when powers of 10 are already lurking"]
[null,"© Copyright 2006 S.A.Lomax, M.J.Nixon.  All Rights Reserved."]

{"sheet":"identify","index":1,"n_rows":11,"n_cols":5,"rows_kept":11,"cut":false,"hidden":false,"merged":[[11,2,11,4],[1,1,1,4]]}
[]
[null,"Is this number written in standard form?"]
[]
[null,{"$f":"RAND()*10^(-1+3*RAND())","v":0.46456528177603723},"×",10,{"$f":"ROUND(-3+10*RAND(),0)","v":4}]
[]
[]
[]
[]
[]
[]
[null,{"$f":"IF(AND(B4>1,B4<10),\"Yes\",\"No\")","v":"No"}]

{"sheet":"convert to norm","index":2,"n_rows":11,"n_cols":5,"rows_kept":11,"cut":false,"hidden":false,"merged":[[11,2,11,4],[1,1,1,4],[10,1,10,4]]}
[]
[null,"Write this number in ordinary form:"]
[]
[null,{"$f":"ROUND(1+RAND()*9,2)","v":8.5},"×",10,{"$f":"ROUND(-6+15*RAND(),0)","v":2}]
[]
[]
[]
[]
[]
[]
["=",{"$f":"10^E4*B4","v":850}]

{"sheet":"convert to standard","index":3,"n_rows":15,"n_cols":5,"rows_kept":15,"cut":false,"hidden":false,"merged":[[11,2,11,4],[1,1,1,4],[3,1,3,4]]}
[]
[null,"Write this number in standard form:"]
[]
[null,{"$f":"(10^E11)*B11","v":237000}]
[]
[]
[]
[]
[]
[]
["=",{"$f":"ROUND(1+RAND()*9,2)","v":2.37},"×",10,{"$f":"ROUND(-6+15*RAND(),0)","v":5}]
[]
[]
[]
[{"$f":"ROUND(-2+RAND()*5,0)","v":0}]

{"sheet":"convert to standard (awkward)","index":4,"n_rows":15,"n_cols":5,"rows_kept":15,"cut":false,"hidden":false,"merged":[[11,2,11,4],[1,1,1,4]]}
[]
[null,"Write this number in standard form:"]
[]
[null,{"$f":"B11*10^A15","v":0.79200000000000004},"×",10,{"$f":"E11-A15","v":10}]
[]
[]
[]
[]
[]
[]
["=",{"$f":"ROUND(1+RAND()*9,2)","v":7.92},"×",10,{"$f":"ROUND(-6+15*RAND(),0)","v":9}]
[]
[]
[]
[{"$f":"ROUND(-2+RAND()*5,0)","v":-1}]