100
200
200/2 = 100 is one possibility
2 ten billions equals 20 billion. Divide by 100 gives 200 million.
divide by 10 result 2
200+2 = 202
40
175
2x2 = 200 Divide both sides by 2: x2 = 100 Take square roots of both sides: x = -10 or x = +10
200/80 = 5/2 = 2.5
4
1 x 100 = 200 2 times 100 equals 200
66.6667