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Question

Add or subtract.

116-0.27.


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Solution

Step 1: Find the fraction form of 0.27

Given: 116-0.27

Let x=0.27

x=0.272727... …(i)

Multiply by 100 both sides

100×x=100×0.272727...

100x=27.272727... …(ii)

Subtract equation (i) from equation (ii)

100x-x=27.272727...-0.272727...99x=27x=2799x=311

Hence, fraction form of 0.27 is 311.

Step 2: Find 116-0.27.

Since, 0.27=311.

Now,

116-0.27=116-311=121-1866=10366

Hence, 116-0.27=10366.


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