Solve : 1.25 × 1.25 – 2.5 × 0.25 + 0.25 × 0.25
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1.25 × 1.25 - 2.5 × 0.25 + 0.25 × 0.25
solution
1.5625 - 2.5 × 0.25 + 0.25 + 0.25 × 0.25
1.5625 - 0.625 + 0.25 + 0.25 × 0.25
0.9375 + 0.25 + 0.25 × 0.25
1.1875 + 0.25 × 0.25
1.1875 + 0.0625
1.25
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