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What is 100 plus 200 divided by 25 times 100
100+200÷25*100
=100+8*100=900
How many times (- 0.25) times (- 4 / 7) times (- 7),
(-0.25) * (-4/7) * 4 * (-7) = - 0.25 * 4/7 * 4 * 7 = - (0.25 * 4) * (4/7 * 7) = - 1 * 4 = -4
What is 0.25 ^ 13 times (- 2) ^ 25
0.25 ^ 13 times (- 2) ^ 25
=2^(-26)*(-2)^25
=-1/2*2^(2)^(-25)*2^25
=-1/2
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