Multiplication
Units of Measurement
Geometry
Find the Missing Number
100
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48
100
Number of inches in a foot
12
100
9 + x = 40
x = 31
200
32 times 6
192
200
Number of days in a year
365 or 366
200
109 - x = 60
x = 49
300
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91
300
Number of centimeters in 10 meters
1,000
300
x + x + x = 150
x = 50
500
If a 30-story building has 36 windows on each floor, how many windows does it have?
108 windows
500
Number of seconds in an hour
3,600
500
10 cm
500
3x = x + 1
x = 1/2