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ക്രിയ ചെയ്യുക 8/5 + 1/7 - 3/10

A35/70

B101/70

C110/70

D120/70

Answer:

B. 101/70

Read Explanation:

8/5 + 1/7 - 3/10 =(112+10-21)/70 =101/70 OR 8/5 + 1/7 - 3/10 = (8 × 7 + 1 × 5)/35 - 3/10 = ( 56 + 5)/35 - 3/10 = 61/35 - 3/10 = ( 61 × 10 - 35 × 3)/( 35 × 10) = ( 610 - 105)/350 = 505/350 = 101/70

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