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You can create printable tests and worksheets from these Grade 12 Arithmetic and Number Concepts questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

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Grade 12 Complex Numbers CCSS: HSN-CN.C.8
Factor $x^2+16$
1. $sqrt16i$
2. $(x-4i)(x+4i)$
3. $+-sqrt4$
4. $(x+2i)(x-2i)$
Grade 12 Complex Numbers CCSS: HSN-CN.B.5
$(6+5i)-(-2+i)$
1. $4+4i$
2. $8+4i$
3. $10i$
4. $12i$
Grade 12 Complex Numbers CCSS: HSN-CN.A.2
$(4i)^2$
1. $16i$
2. $4$
3. $16$
4. $8i$
Grade 12 Complex Numbers CCSS: HSN-CN.C.8
Factor $x^2+12$
1. $2sqrt3i$
2. $(x-4i)(x+4i)$
3. $+-sqrt12$
4. $(x+2sqrt3i)(x-2sqrt3i)$
Grade 12 Complex Numbers CCSS: HSN-CN.C.8
Factor $x^2+64$
1. $(x+8i)(x-8i)$
2. $(x-8)(x+8)$
3. $+-sqrt64$
4. $(x+64i)(x-64i)$
Grade 12 Arithmetic and Number Concepts
What is the equation of a circle with a center of (0,0) and a radius of 5?
1. $x^2-y^2=25$
2. $x^2+y^2=25$
3. $x^2+y^2=5$
4. $x^2-y^2=5$
Convert 78.9% to a decimal
1. 0.0000789
2. 0.00789
3. 0.789
4. 0.0000000000789
Grade 12 Complex Numbers CCSS: HSN-CN.C.8
Factor $x^2+100$
1. $sqrt100i$
2. $(x-10)(x+10)$
3. $+-sqrt100$
4. $(x+10i)(x-10i)$
Simplify 6.2 + 8.9 * 2
1. 17.1
2. 24
3. 110
4. 57.1
Grade 12 Primes, Factors, and Multiples
What is the prime factorization for 100?
1. 2 x 2 x 5 x 5
2. 10 x 10
3. 5 x 5 x 5 x 5
4. 3 x 5 x 2 x 2 x 2
Grade 12 Arithmetic and Number Concepts
Find the center and radius of: $(x-2/3)^2+(y+1/2)^2=9/4$
1. Center (-2/3, -1/2) Radius of 3/2
2. Center (2/3, -1/2) Radius of 3/2
3. Center (2/3, -1/2) Radius of 9/4
4. Center (-2/3, 1/2) Radius of 9/4
$(20.4*10^5)/(10.2*10^-3)=$
1. $2.0*10^2$
2. $2.0*10^8$
3. $3.0*10^-2$