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SEM 1 Math Review

Authored by Emily Chun

Mathematics

7th Grade

SEM 1 Math Review
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145 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Factor the expression:

 21x3621x-36  

 3(7x12)3\left(7x-12\right)  

 3(7x12)-3\left(7x-12\right)  

 15x-15x  

 21(x15)21\left(x-15\right) 

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

 Factor the expression:

 7a49-7a-49 

 7(a7)7\left(-a-7\right)  

 7a(1+7)-7a\left(1+7\right)  

 7a(17)7a\left(-1-7\right)  

 7(a+7)-7\left(a+7\right)  

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Factor the expression:

 96w+8896w+88  

 8(12w+11)8\left(12w+11\right)  

 2(48w+44)2\left(48w+44\right)  

 4(24w+22)4\left(24w+22\right)  

 8(12w11)-8\left(-12w-11\right)  

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Factor the expression:

 44n+24-44n+24  

 2(22n+12)2\left(-22n+12\right)  

 4(11n6)-4\left(11n-6\right)  

 2(22n12)-2\left(22n-12\right)  

 4(11n+6)4\left(-11n+6\right)  

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Simplify the expression by combining like terms:

 2r+2+5r2+r2r+2+5r-2+r  

 

 8r48r-4  

 8r8r   

 12r12r  

 7r+4+r7r+4+r  

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Simplify the expression by combining like terms:

 3(2x4)+6x13\left(2x-4\right)+6x-1  



 x-x  

 12x512x-5  

 11x211x-2  

 12x1312x-13  

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Simplify the expression by combining like terms:

 3p+2(58p)-3p+2\left(-5-8p\right)  

 15p+1015p+10  

 13p10-13p-10  

 19p10-19p-10  

 11p3-11p-3  

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