Addition Within 10

Tap the number that completes each fact.

Build a fact family — 45 families in play

      1. 1+1=
      2. 2−1=

      1. 1+2=
      2. 3−1=
      3. 2+=3
      4. 3−=1

      1. 1+3=
      2. 4−1=
      3. 3+=4
      4. 4−=1

      1. 1+4=
      2. 5−1=
      3. 4+=5
      4. 5−=1

      1. 1+5=
      2. 6−1=
      3. 5+=6
      4. 6−=1

      1. 1+6=
      2. 7−1=
      3. 6+=7
      4. 7−=1

      1. 1+7=
      2. 8−1=
      3. 7+=8
      4. 8−=1

      1. 1+8=
      2. 9−1=
      3. 8+=9
      4. 9−=1

      1. 1+9=
      2. 10−1=
      3. 9+=10
      4. 10−=1

      1. 2+1=
      2. 3−2=
      3. 1+=3
      4. 3−=2

      1. 2+2=
      2. 4−2=

      1. 2+3=
      2. 5−2=
      3. 3+=5
      4. 5−=2

      1. 2+4=
      2. 6−2=
      3. 4+=6
      4. 6−=2

      1. 2+5=
      2. 7−2=
      3. 5+=7
      4. 7−=2

      1. 2+6=
      2. 8−2=
      3. 6+=8
      4. 8−=2

      1. 2+7=
      2. 9−2=
      3. 7+=9
      4. 9−=2

      1. 2+8=
      2. 10−2=
      3. 8+=10
      4. 10−=2

      1. 3+1=
      2. 4−3=
      3. 1+=4
      4. 4−=3

      1. 3+2=
      2. 5−3=
      3. 2+=5
      4. 5−=3

      1. 3+3=
      2. 6−3=

      1. 3+4=
      2. 7−3=
      3. 4+=7
      4. 7−=3

      1. 3+5=
      2. 8−3=
      3. 5+=8
      4. 8−=3

      1. 3+6=
      2. 9−3=
      3. 6+=9
      4. 9−=3

      1. 3+7=
      2. 10−3=
      3. 7+=10
      4. 10−=3

      1. 4+1=
      2. 5−4=
      3. 1+=5
      4. 5−=4

      1. 4+2=
      2. 6−4=
      3. 2+=6
      4. 6−=4

      1. 4+3=
      2. 7−4=
      3. 3+=7
      4. 7−=4

      1. 4+4=
      2. 8−4=

      1. 4+5=
      2. 9−4=
      3. 5+=9
      4. 9−=4

      1. 4+6=
      2. 10−4=
      3. 6+=10
      4. 10−=4

      1. 5+1=
      2. 6−5=
      3. 1+=6
      4. 6−=5

      1. 5+2=
      2. 7−5=
      3. 2+=7
      4. 7−=5

      1. 5+3=
      2. 8−5=
      3. 3+=8
      4. 8−=5

      1. 5+4=
      2. 9−5=
      3. 4+=9
      4. 9−=5

      1. 5+5=
      2. 10−5=

      1. 6+1=
      2. 7−6=
      3. 1+=7
      4. 7−=6

      1. 6+2=
      2. 8−6=
      3. 2+=8
      4. 8−=6

      1. 6+3=
      2. 9−6=
      3. 3+=9
      4. 9−=6

      1. 6+4=
      2. 10−6=
      3. 4+=10
      4. 10−=6

      1. 7+1=
      2. 8−7=
      3. 1+=8
      4. 8−=7

      1. 7+2=
      2. 9−7=
      3. 2+=9
      4. 9−=7

      1. 7+3=
      2. 10−7=
      3. 3+=10
      4. 10−=7

      1. 8+1=
      2. 9−8=
      3. 1+=9
      4. 9−=8

      1. 8+2=
      2. 10−8=
      3. 2+=10
      4. 10−=8

      1. 9+1=
      2. 10−9=
      3. 1+=10
      4. 10−=9