Change Language

Englishعربى中文DeutschEspañolEestiفارسیFrançaisעִברִיתहिन्दीHrvatskiMagyarBahasa IndonesiaItaliano日本語한국어NederlandsPolskiPortuguêsRomânăРусскийSvenskaภาษาไทยTürkçeУкраїнськаTiếng Việt
Google authentication failed. Please try again later!

Update account details

Help us improve your experience by selecting your role:

${error}

Verify your email

Please verify your account by clicking the link sent to you.

${error}

Sign in

or sign in with a Desmos Classroom account
${error}

Reset password

or

Create new account

${error}

Account settings

We use your Desmos Classroom account when you sign in. You can edit your account details (name, email, password), download your data, or delete your account there:

Edit Student on Desmos

Reset password

You can reset your password on Desmos Classroom:

TeacherStudent
Sample Class

Kunihiko Kodaira

ActivityFact FluencyHelp

May 2024

Wed, May 1
Thu, May 2
Fri, May 3
Sat, May 4
Sun, May 5
Mon, May 6
Tue, May 7
Wed, May 8
Thu, May 9
Fri, May 10
Sat, May 11
Sun, May 12
Mon, May 13
Tue, May 14
Wed, May 15
Thu, May 16
Fri, May 17
Sat, May 18
Sun, May 19
Mon, May 20
Tue, May 21
Wed, May 22
Thu, May 23
Fri, May 24
Sat, May 25
Sun, May 26
Mon, May 27
Tue, May 28
Wed, May 29
Thu, May 30
Fri, May 31

June

Sat, Jun 1
Sun, Jun 2
Mon, Jun 3
Tue, Jun 4
Wed, Jun 5
Thu, Jun 6
Fri, Jun 7
Sat, Jun 8
Sun, Jun 9
Mon, Jun 10
Tue, Jun 11
Wed, Jun 12
Thu, Jun 13
Fri, Jun 14
Sat, Jun 15
Sun, Jun 16
Mon, Jun 17
Tue, Jun 18
Wed, Jun 19
Thu, Jun 20
Fri, Jun 21
Sat, Jun 22
Sun, Jun 23
Mon, Jun 24
Tue, Jun 25
Wed, Jun 26
Thu, Jun 27
Fri, Jun 28
Sat, Jun 29
Sun, Jun 30

July

Mon, Jul 1
Tue, Jul 2
Wed, Jul 3
Thu, Jul 4
Fri, Jul 5
Sat, Jul 6
Sun, Jul 7
Mon, Jul 8
Tue, Jul 9
Wed, Jul 10
Thu, Jul 11
Fri, Jul 12
Sat, Jul 13
Sun, Jul 14
Mon, Jul 15
Tue, Jul 16
Wed, Jul 17
Thu, Jul 18
Fri, Jul 19
Sat, Jul 20
Sun, Jul 21
Mon, Jul 22
Tue, Jul 23
Wed, Jul 24
Thu, Jul 25
Fri, Jul 26
Sat, Jul 27
Sun, Jul 28
Mon, Jul 29
Tue, Jul 30
Wed, Jul 31

August

Thu, Aug 1
Fri, Aug 2
Sat, Aug 3
Sun, Aug 4
Mon, Aug 5
Tue, Aug 6
Wed, Aug 7
Thu, Aug 8
Fri, Aug 9
Sat, Aug 10
Sun, Aug 11
Mon, Aug 12
Tue, Aug 13
Wed, Aug 14
Thu, Aug 15
Fri, Aug 16
Sat, Aug 17
Sun, Aug 18
Mon, Aug 19
Tue, Aug 20
Wed, Aug 21
Thu, Aug 22
Fri, Aug 23
Sat, Aug 24
Sun, Aug 25
Mon, Aug 26
Tue, Aug 27
Wed, Aug 28
Thu, Aug 29
Fri, Aug 30
Sat, Aug 31

September

Sun, Sep 1
Mon, Sep 2
Tue, Sep 3
Wed, Sep 4
Thu, Sep 5
Fri, Sep 6
Sat, Sep 7
Sun, Sep 8
Mon, Sep 9
Tue, Sep 10
Wed, Sep 11
Thu, Sep 12
Fri, Sep 13
Sat, Sep 14
Sun, Sep 15
Mon, Sep 16
Tue, Sep 17
Wed, Sep 18
Thu, Sep 19
Fri, Sep 20
Sat, Sep 21
Sun, Sep 22
Mon, Sep 23
Tue, Sep 24
Wed, Sep 25
Thu, Sep 26
Fri, Sep 27
Sat, Sep 28
Sun, Sep 29
Mon, Sep 30

October

Tue, Oct 1
Wed, Oct 2
Thu, Oct 3
Fri, Oct 4
Sat, Oct 5
Sun, Oct 6
Mon, Oct 7
Tue, Oct 8
Wed, Oct 9
Thu, Oct 10
Fri, Oct 11
Sat, Oct 12
Sun, Oct 13
Mon, Oct 14
Tue, Oct 15
Wed, Oct 16
Thu, Oct 17
Fri, Oct 18
Sat, Oct 19
Sun, Oct 20
Mon, Oct 21
Tue, Oct 22
Wed, Oct 23
Thu, Oct 24
Fri, Oct 25
Sat, Oct 26
Sun, Oct 27
Mon, Oct 28
Tue, Oct 29
Wed, Oct 30
Thu, Oct 31

November

Fri, Nov 1
Sat, Nov 2
Sun, Nov 3
Mon, Nov 4
Tue, Nov 5
Wed, Nov 6
Thu, Nov 7
Fri, Nov 8
Sat, Nov 9
Sun, Nov 10
Mon, Nov 11
Tue, Nov 12
Wed, Nov 13
Thu, Nov 14
Fri, Nov 15
Sat, Nov 16
Sun, Nov 17
Mon, Nov 18
Tue, Nov 19
Wed, Nov 20
Thu, Nov 21
Fri, Nov 22
Sat, Nov 23
Sun, Nov 24
Mon, Nov 25
Tue, Nov 26
Wed, Nov 27
Thu, Nov 28
Fri, Nov 29
Sat, Nov 30

December

Sun, Dec 1
Mon, Dec 2
Tue, Dec 3
Wed, Dec 4
Thu, Dec 5
Fri, Dec 6
Sat, Dec 7
Sun, Dec 8
Mon, Dec 9
Tue, Dec 10
Wed, Dec 11
Thu, Dec 12
Fri, Dec 13
Sat, Dec 14
Sun, Dec 15
Mon, Dec 16
Tue, Dec 17
Wed, Dec 18
Thu, Dec 19
Fri, Dec 20
Sat, Dec 21
Sun, Dec 22
Mon, Dec 23
Tue, Dec 24
Wed, Dec 25
Thu, Dec 26
Fri, Dec 27
Sat, Dec 28
Sun, Dec 29
Mon, Dec 30
Tue, Dec 31

January 2025

Wed, Jan 1
Thu, Jan 2
Fri, Jan 3
Sat, Jan 4
Sun, Jan 5
Mon, Jan 6
Tue, Jan 7
Wed, Jan 8
Thu, Jan 9
Fri, Jan 10
Sat, Jan 11
Sun, Jan 12
Mon, Jan 13
Tue, Jan 14
Wed, Jan 15
Thu, Jan 16
Fri, Jan 17
Sat, Jan 18
Sun, Jan 19
Mon, Jan 20
Tue, Jan 21
Wed, Jan 22
Thu, Jan 23
Fri, Jan 24
Sat, Jan 25
Sun, Jan 26
Mon, Jan 27
Tue, Jan 28
Wed, Jan 29
Thu, Jan 30
Fri, Jan 31

February

Sat, Feb 1
Sun, Feb 2
Mon, Feb 3
Tue, Feb 4
Wed, Feb 5
Thu, Feb 6
Fri, Feb 7
Sat, Feb 8
Sun, Feb 9
Mon, Feb 10
Tue, Feb 11
Wed, Feb 12
Thu, Feb 13
Fri, Feb 14
Sat, Feb 15
Sun, Feb 16
Mon, Feb 17
Tue, Feb 18
Wed, Feb 19
Thu, Feb 20
Fri, Feb 21
Sat, Feb 22
Sun, Feb 23
Mon, Feb 24
Tue, Feb 25
Wed, Feb 26
Thu, Feb 27
Fri, Feb 28

March

Sat, Mar 1
Sun, Mar 2
Mon, Mar 3
Tue, Mar 4
Wed, Mar 5
Thu, Mar 6
Fri, Mar 7
Sat, Mar 8
Sun, Mar 9
Mon, Mar 10
Tue, Mar 11
Wed, Mar 12
Thu, Mar 13
Fri, Mar 14
Sat, Mar 15
Sun, Mar 16
Mon, Mar 17
Tue, Mar 18
Wed, Mar 19
Thu, Mar 20
Fri, Mar 21
Sat, Mar 22
Sun, Mar 23
Mon, Mar 24
Tue, Mar 25
Wed, Mar 26
Thu, Mar 27
Fri, Mar 28
Sat, Mar 29
Sun, Mar 30
Mon, Mar 31

April

Tue, Apr 1
Wed, Apr 2
Thu, Apr 3
Fri, Apr 4
Sat, Apr 5
Sun, Apr 6
Mon, Apr 7
Tue, Apr 8
Wed, Apr 9
Thu, Apr 10
Fri, Apr 11
Sat, Apr 12
Sun, Apr 13
Mon, Apr 14
Tue, Apr 15
Wed, Apr 16
Thu, Apr 17
Fri, Apr 18
Sat, Apr 19
Sun, Apr 20
Mon, Apr 21
Tue, Apr 22
Wed, Apr 23
Thu, Apr 24
Fri, Apr 25
Sat, Apr 26
Sun, Apr 27
Mon, Apr 28
Tue, Apr 29
Wed, Apr 30

Box A
Box B
Box C
Box D
Box E
Memory
nbh1
9
6
8
4
8
10
nbh2
9
9
20
23
27
16
nbh3
5
5
2
3
4
5
nbh4
6
4
4
4
10
7
nbh5
9
6
7
5
10
9
nbh6
10
5
6
6
14
8
Box A
Box B
Box C
Box D
Box E
Memory
abh1
0
0
0
0
0
0
abh2
0
0
0
0
0
0
abh3
12
4
10
5
5
9
sbh1
11
9
9
15
11
10
sbh2
0
0
0
0
0
0
sbh3
7
5
6
10
10
7
Box A
Box B
Box C
Box D
Box E
Memory
abh4
0
0
0
0
0
0
abh5
11
9
13
23
43
10
abh6
23
14
22
29
39
18
sbh4
6
5
10
18
46
6
sbh5
4
1
5
10
24
10
sbh6
9
9
18
26
62
21
Box A
Box B
Box C
Box D
Box E
Memory
mbh1
4
4
4
4
5
4
mbh2
23
14
10
15
26
12
mbh3
0
0
0
0
0
0
mbh4
4
2
6
6
18
8
Box A
Box B
Box C
Box D
Box E
Memory
dbh1
14
6
10
7
9
15
dbh2
12
9
13
11
8
8
dbh3
9
4
4
14
20
8
dbh4
16
11
20
13
23
17
dbh5
15
11
10
13
23
18
dbh6
14
13
12
14
29
18

Addition

Need practiceMemory

+01234567891011121314151617181920
0
1ABEECEEACCCDEECAEDD
2MBAMMMMDMEBBEMECCA
3AAMMAAMMAABEAAAAA
4ACCBAABMABAAABAB
5CCBCCCECCCBCCCA
6ADDCDDDBCDDADD
7ECDEEMEECBECE
8DMEDMBACCADE
9AAADMAAADAA
10AEEBBCDEAD
11DADEEDDAD
12AADEDDDB
13BDDCEEC
14CDACCD
15ADEED
16DEEB
17EEE
18CD
19C
20

Addition

Need practiceMemory

+01234567891011121314151617181920
0
1ABEECEEACCCDEECAEDD
2MBAMMMMDMEBBEMECCA
3AAMMAAMMAABEAAAAA
4ACCBAABMABAAABAB
5CCBCCCECCCBCCCA
6ADDCDDDBCDDADD
7ECDEEMEECBECE
8DMEDMBACCADE
9AAADMAAADAA
10AEEBBCDEAD
11DADEEDDAD
12AADEDDDB
13BDDCEEC
14CDACCD
15ADEED
16DEEB
17EEE
18CD
19C
20

Subtraction

Need practiceMemory

–01234567891011121314151617181920
0
1DA
2DEC
3AAAC
4BABBD
5CDBCCA
6CDCCDBM
7EDEEBDCE
8MMCEBDADM
9AAAAAAAABA
10BDDDDCBECDE
11EEECAEADEA
12EEDCADCECBC
13DECEDEDDDCCA
14EEEBEADCEBEDC
15CCDADEDCDEDDAA
16EBDAEBACEEAEDCC
17DAEECCEBADEEEBBC
18CEDDDBADBDDCBDEDC
19DEDCCADEDDBEBCCADD
20MEDCMDECMAEDEMACBEE

Subtraction

Need practiceMemory

–01234567891011121314151617181920
0
1DA
2DEC
3AAAC
4BABBD
5CDBCCA
6CDCCDBM
7EDEEBDCE
8MMCEBDADM
9AAAAAAAABA
10BDDDDCBECDE
11EEECAEADEA
12EEDCADCECBC
13DECEDEDDDCCA
14EEEBEADCEBEDC
15CCDADEDCDEDDAA
16EBDAEBACEEAEDCC
17DAEECCEBADEEEBBC
18CEDDDBADBDDCBDEDC
19DEDCCADEDDBEBCCADD
20MEDCMDECMAEDEMACBEE

Need practiceMemory

×123456789101112
1EECDEEDCDEEE
2MCECEEMMMMMM
3AAAAAAMAAAAA
4BBABBDBMBABA
5CBDBACCBCAEC
6AEDBDABADDMC
7EDEEEBEECCEE
8BDEEDEABEBCM
9CAAAAAAAEAEM
10CEMEEDDEDEEM
11DECBAEEECEEE
12CDMDEMEEDEDD

Need practiceMemory

÷12345678910
1CCEDCACADA
2CBAMEABADE
3AAAAAAAAAA
4ABBAAAABAA
5CBCCAABCBC
6BDCAABCBBC
7ECDCCABEAB
8ECDCAEADDB
9AAAAAAAAAA
10ABCCCDABBD

Are you sure you want to delete all progress for this deck? All cards will move back into box A.

Are you sure you want to move all cards in this deck into the Memory box? This will allow students to continue practicing these cards. Learn more…