Brilliant · K–5 Number Sense & Arithmetic
Add 3 numbers strategically
Complete each add 3 numbers strategically problem.
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- 1.4+6+7=
- 2.5+5+8=
- 3.2+8+2=
- 4.3+9+1=
- 5.3+7+6=
Brilliant · K–5 Number Sense & Arithmetic
Add 3 numbers strategically: Answer key
- 1.17
- 2.18
- 3.12
- 4.13
- 5.16
- 1.4+6+7=
- 2.5+2+8=
- 3.9+1+3=
- 4.1+7+3=
- 5.5+5+8=
- 6.6+3+7=
- 7.1+9+4=
- 8.2+8+2=
- 9.6+4+9=
- 10.7+4+6=
- 11.2+8+5=
- 12.3+9+1=
- 13.7+3+1=
- 14.8+5+5=
- 15.3+7+6=
Brilliant · K–5 Number Sense & Arithmetic
Add 3 numbers strategically: Answer key
- 1.17
- 2.15
- 3.13
- 4.11
- 5.18
- 6.16
- 7.14
- 8.12
- 9.19
- 10.17
- 11.15
- 12.13
- 13.11
- 14.18
- 15.16