Addition
Reduce the Fraction!
Multiplication
Subtraction
Find the LEAST Common Denominator
100
What is 20 + 35?
55
100
What is 3/6 reduced?
1/2
100
What is 2 x 6?
12
100
What is 25 - 12?
13
100
What is the LCD between these two fractions? (don't add just find the LCD!) 1/2 and 1/3
6
200
What is 44 + 51
95
200
What is 2/12 reduced?
1/6
200
What is 3 x 7?
21
200
What is 55- 32?
23
200
What is the LCD between these two fractions? 1/4 and 1/2
4
300
What is 111 + 60
171
300
What is 4/20 reduced?
1/5
300
What is 4 x 8?
32
300
What is 100- 27?
73
300
What is the LCD between these two fractions? 1/12 and 1/6
12
400
What is 130 + 200
330
400
What is 6/20 reduced? (hint- start with 2 if you don't know!)
3/10
400
What is 9 x 8?
72
400
What is 120 - 85?
35
400
What is the LCD between these two fractions? (don't get thrown off by the 2 in the numerator- it has nothing to do with the LCD!) 2/15 and and 1/3
15
500
What is 128 + 314
442
500
What is 36/40 reduced? (again, start with 2 and then keep going!)
9/10
500
What is 12 x 7?
84
500
What is 431-290?
141
500
What is the LCD between these two fractions? 1/7 and 1/9
63
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