Play Space Challenge
Learn about Space Challenge
Register to receive free reports

TOP SCORES FOR SUBTRACTION

Rank
Score
First Name (ID)
& Space Job
Location
Grade
School
Teacher Code
Date
1101
547,981
max (401513)
Galactic Geographer
Oklahoma
3rd
Marietta Upper Elementary School (6726)
EHS286
12/09/2020 11:02 am
1102
547,113
kenzie
Galactic Explorer
Montana
7th
HZA545
11/13/2020 1:43 pm
1103
545,908
Maribel (401550)
Interdimensional Scientist
Oklahoma
3rd
Marietta Upper Elementary School (6726)
EHS286
11/12/2020 1:38 pm
1104
545,117
G
Galactic Peacekeeping Officer
Illinois
2nd
ONR110
03/25/2020 5:37 pm
1105
543,548
Roberts
Ambassador of Earth
South Carolina
2nd
HSZ163
03/09/2020 9:54 am
1106
540,556
arionna
Planetary Defense Minister
Oklahoma
2nd
Oaks Elementary School (3691)
AUK544
03/02/2020 11:29 am
1107
538,902
Payne (PC5914)
Starfighter Pilot
Oklahoma
5th
Grandfield Elementary School (5299)
CAF606
03/04/2020 9:19 am
1108
538,622
Emily (130348)
Starfighter Engineer
Georgia
6th
YWX078
09/14/2020 11:11 am
1109
536,056
Isaac (400940)
Galactic Geographer
Oklahoma
6th
Marietta Middle School (6723)
KNF362
09/01/2020 12:25 pm
1110
535,191
kali (401480)
Starship Navigator
Oklahoma
3rd
Marietta Upper Elementary School (6726)
EHS286
11/11/2020 1:19 pm
1111
534,894
Roberts
Space Station Engineer
South Carolina
2nd
HSZ163
03/09/2020 9:54 am
1112
534,380
Ella
Deep Space Researcher
Alaska
3rd
WMW405
10/08/2020 9:13 pm
1113
534,113
Manuel
Galactic Force Captain
Arkansas
3rd
BLE362
05/13/2020 11:22 am
1114
533,574
Sebastian
Galactic Explorer
Florida
8th
XDW934
10/23/2020 4:11 pm
1115
532,239
juelz
Galactic Undercover Operative
Florida
6th
XDW934
10/21/2020 7:48 am
1116
530,470
Amelia
Galactic Force Captain
United States
4th
ZZK716
04/06/2020 6:39 pm
1117
529,758
McKenne
Galactic Police Officer
Georgia
4th
GPA730
05/01/2020 8:47 pm
1118
527,838
cody
Starship Admiral
Alabama
5th
BGY828
04/07/2020 3:01 pm
1119
525,569
ms (DEEPSPACEEXPLORER)
Deep Space Explorer
Alaska
3rd
WMW405
09/25/2020 5:36 pm
1120
525,447
Victoria
Starship Weapons Officer
Alabama
5th
BGY828
04/28/2020 11:58 am
1121
524,002
aubry
Starship Nurse
Oklahoma
6th
Marietta Middle School (6723)
KNF362
09/01/2020 12:24 pm
1122
521,328
addison
Starship Security Officer
Oklahoma
5th
Wilson Public Schools (4929)
VNH321
09/14/2020 9:15 am
1123
520,188
RJ
Earth Historian
Georgia
4th
GPA730
04/17/2020 1:02 pm
1124
517,607
Abigail
Starship Operations Officer
Oklahoma
2nd
Oaks Elementary School (3691)
AUK544
02/28/2020 9:28 am
1125
517,095
Raelyn
Starship Crew
Oklahoma
3rd
Marietta Upper Elementary School (6726)
IYX874
10/07/2020 1:54 pm
1126
516,174
Kanya
Starship Satellite Technician
Ohio
6th
NBA195
03/03/2020 4:44 pm
1127
515,916
Mason
Galactic Intelligence Officer
Oklahoma
5th
IVE195
01/31/2020 9:12 am
1128
513,389
juston
Cosmic Scientist
Alabama
5th
BGY828
04/21/2020 6:09 pm
1129
513,177
aubreigh (401482)
Planetary Diplomat
Oklahoma
3rd
Marietta Upper Elementary School (6726)
EHS286
11/09/2020 12:57 pm
1130
512,503
Laura
Galactic Astronomer
Florida
8th
XDW934
04/19/2020 10:15 am
1131
512,296
aubreigh (401482)
Starfighter Engineer
Oklahoma
3rd
Marietta Upper Elementary School (6726)
EHS286
11/12/2020 1:34 pm
1132
511,137
Taden
Deep Space Explorer
Oklahoma
3rd
Marietta Upper Elementary School (6726)
IYX874
11/11/2020 2:25 pm
1133
510,915
Ella
Deep Space Researcher
Alaska
3rd
WMW405
10/06/2020 8:18 pm
1134
509,267
Austin (1K93484K58)
Starship Operations Officer
Georgia
8th
HZA545
01/15/2021 12:55 pm
1135
508,152
Nevan
Cosmic Scientist
Arkansas
3rd
BLE362
04/17/2020 10:43 am
1136
507,213
Taylor (200138029TMSA.ORG)
Deep Space Explorer
Georgia
3rd
KXY646
11/05/2020 1:17 pm
1137
506,544
Alexander
Galactic Merchant
Oklahoma
6th
Marietta Middle School (6723)
KNF362
09/01/2020 10:57 am
1138
504,685
benjamin
Planetary Defense Officer
Oklahoma
2nd
Oaks Elementary School (3691)
AUK544
02/28/2020 10:01 am
1139
503,662
Mariana
Galactic Scientist
Florida
7th
XDW934
04/20/2020 9:14 am
1140
503,269
Mckenzie (117771)
Ambassador of Earth
Georgia
6th
YWX078
09/14/2020 11:28 am
1141
501,319
heaven
Starship Nurse
Oklahoma
6th
Marietta Middle School (6723)
KNF362
09/01/2020 2:27 pm
1142
496,465
Adia
Galactic Archeologist
Illinois
8th
HZA545
01/15/2021 8:43 am
1143
495,209
likehithereorsomethinglikethat
Deep Space Explorer
Pennsylvania
5th
DFB064
10/28/2020 10:40 am
1144
495,184
Tyler
Galactic Historian
Hawaii
12th
HZA545
10/16/2020 1:41 pm
1145
485,995
cassi
Galactic Astronomer
Oklahoma
6th
Marietta Middle School (6723)
KNF362
09/01/2020 12:24 pm
1146
483,610
Aedan
Galactic Defense Officer
Oklahoma
6th
Marietta Middle School (6723)
KNF362
09/01/2020 9:59 am
1147
483,609
Mason
Galactic Intelligence Officer
Oklahoma
5th
IVE195
02/07/2020 9:46 am
1148
483,002
ryan
Galactic Explorer
Zambia
7th
HZA545
09/18/2020 1:45 pm
1149
480,724
oscar
Spacecruiser Captain
Texas
3rd
CHM063
04/10/2020 5:39 pm
1150
480,548
Ellie
Galactic Force Captain
South Carolina
2nd
IRJ279
04/08/2020 12:33 pm
1151
480,544
aubreigh (401482)
Cosmic Scientist
Oklahoma
3rd
Marietta Upper Elementary School (6726)
EHS286
11/16/2020 2:07 pm
1152
480,401
aubreigh (401482)
Starship Pilot
Oklahoma
3rd
Marietta Upper Elementary School (6726)
EHS286
11/06/2020 12:36 pm
1153
478,760
Ellie
Interdimensional Scientist
South Carolina
2nd
IRJ279
04/08/2020 12:23 pm
1154
478,167
juli
Deep Space Researcher
Alaska
4th
OAF613
04/08/2020 5:26 pm
1155
475,614
pashence (402370)
Imperial Spaceship Pilot
Oklahoma
6th
Marietta Middle School (6723)
KNF362
09/01/2020 10:05 am
1156
475,015
christopher (007838)
Starship Second Officer
Oklahoma
2nd
Oaks Elementary School (3691)
AUK544
02/28/2020 9:40 am
1157
474,827
Taden
Deep Space Explorer
Oklahoma
3rd
Marietta Upper Elementary School (6726)
IYX874
11/06/2020 2:20 pm
1158
473,214
Xiomari
Galactic Explorer
Oklahoma
6th
Marietta Middle School (6723)
KNF362
09/01/2020 8:08 am
1159
472,006
jamare
Galactic Explorer
North Carolina
2nd
TGY835
01/24/2020 7:32 am
1160
469,161
Trenyon
Galactic Defense Officer
Indiana
4th
CFJ743
04/17/2020 10:36 am
1161
468,651
Khloe (191614)
Galactic Peacekeeping Officer
Arizona
4th
UJN881
01/14/2020 10:40 am
1162
468,631
Camila
Galactic Historian
Florida
8th
XDW934
04/20/2020 8:42 am
1163
467,850
alondra (4804435047)
Deep Space Explorer
Florida
7th
XDW934
04/23/2020 5:30 pm
1164
467,695
William
Galactic Explorer
North Carolina
3rd
ORK309
03/30/2020 4:26 pm
1165
466,786
roberts
Deep Space Explorer
South Carolina
2nd
HSZ163
03/09/2020 9:54 am
1166
466,652
adrian
Galactic Peacekeeping Officer
Oklahoma
6th
Marietta Middle School (6723)
KNF362
09/01/2020 10:04 am
1167
464,527
Arlette (400517)
Galactic Researcher
Oklahoma
6th
Marietta Middle School (6723)
KNF362
09/01/2020 2:28 pm
1168
464,236
aubreigh (401482)
Galactic Geographer
Oklahoma
3rd
Marietta Upper Elementary School (6726)
EHS286
11/05/2020 12:31 pm
1169
463,675
caden
Galactic Explorer
Oklahoma
3rd
Wilson Public Schools (4929)
VNH321
11/02/2020 10:52 am
1170
463,147
Raelyn
Deep Space Explorer
Oklahoma
3rd
Marietta Upper Elementary School (6726)
IYX874
09/30/2020 2:06 pm
1171
462,838
Karla
Galactic Police Officer
Illinois
4th
ISS468
04/14/2020 9:53 am
1172
462,355
Ellie
Starship Teleportation Engineer
South Carolina
2nd
IRJ279
04/09/2020 12:24 pm
1173
462,248
Audrianna
Deep Space Researcher
Illinois
2nd
PFW368
03/30/2020 1:48 pm
1174
461,309
tb (TB140111)
Galactic Peacekeeping Officer
Alaska
3rd
WMW405
09/24/2020 4:31 pm
1175
460,409
Samiya
Ambassador of Earth
Mississippi
4th
WKB852
10/01/2020 11:48 pm
1176
458,744
blake
Deep Space Explorer
Oklahoma
5th
IVE195
01/31/2020 9:17 am
1177
458,421
sabrina
Deep Space Researcher
Ohio
7th
SVK389
04/14/2020 2:37 pm
1178
456,043
Kennedy
Galactic Historian
Georgia
6th
YWX078
09/15/2020 11:05 am
1179
455,530
Raelyn
Galactic Force Captain
Oklahoma
3rd
Marietta Upper Elementary School (6726)
IYX874
10/05/2020 2:19 pm
1180
455,291
Keedan (001498398)
Earth Historian
Mississippi
4th
WKB852
09/23/2020 9:41 am
1181
454,287
Tyler
Earth Representative
Hawaii
7th
HZA545
09/18/2020 1:43 pm
1182
453,143
lucia
Cosmic Scientist
Alaska
4th
OAF613
04/01/2020 2:47 pm
1183
451,883
parker
Interstellar Field Researcher
Florida
6th
HZA545
09/18/2020 1:15 pm
1184
446,376
Taden
Deep Space Researcher
Oklahoma
3rd
Marietta Upper Elementary School (6726)
IYX874
09/25/2020 2:20 pm
1185
445,745
Cooper (008153)
Starship Operations Officer
Oklahoma
2nd
Oaks Elementary School (3691)
AUK544
03/03/2020 9:04 am
1186
445,207
heaven
Starship Inspector
Oklahoma
6th
Marietta Middle School (6723)
KNF362
08/31/2020 8:01 pm
1187
442,298
Brylee
Starship Nurse
Oklahoma
3rd
Marietta Upper Elementary School (6726)
IYX874
11/13/2020 10:57 am
1188
441,926
Layney
Galactic Explorer
Illinois
4th
FZS115
04/08/2020 4:11 pm
1189
441,788
Izekiel (401380)
Earth Historian
Oklahoma
3rd
Marietta Upper Elementary School (6726)
EHS286
11/30/2020 12:28 pm
1190
441,411
OLIVER (VHJTGHBGUKYBBFHGBVHGKGMJBVHGKH)
Deep Space Explorer
New Jersey
3rd
EZR775
06/17/2020 11:50 am
1191
438,500
Ellie
Galactic Astronomer
South Carolina
2nd
IRJ279
04/27/2020 2:04 pm
1192
433,528
Jackson
Galactic Defense Officer
Georgia
4th
GPA730
03/09/2020 11:42 am
1193
433,090
cole (11662)
Galactic Geographer
Tennessee
6th
ZLL679
10/14/2020 7:45 am
1194
431,637
Abigail
Starship Teleportation Engineer
Georgia
4th
GPA730
04/23/2020 2:12 pm
1195
431,365
adalynn
Space Station Engineer
Illinois
1st
PFW368
04/28/2020 11:30 am
1196
431,251
Robert (404022)
Deep Space Researcher
Texas
3rd
LLQ487
04/23/2020 12:23 pm
1197
430,827
Javion
Space Station Engineer
Oklahoma
6th
Marietta Middle School (6723)
KNF362
09/01/2020 10:56 am
1198
429,625
Chizaram (0423976)
Galactic Explorer
Georgia
5th
OAZ803
01/05/2021 10:46 am
1199
428,873
blake
Deep Space Explorer
Oklahoma
5th
IVE195
01/22/2020 8:48 am
1200
427,715
Addam (ADT185)
Galactic Researcher
Canada
4th
ADT185
05/08/2020 11:18 am