The answer to 3.49 times 86 is 300.14 and read the explanation below if you don't know why.
Explanation: 86 3.49's is 300.14 an you can prove this by adding 3.49 again and again 86 times.
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349 = (3 x 100) + (4 x 10) + (9 x 1)
79 x 86 = 6974
7 x 86 does not HAVE a distributive property. The distributive property of multiplication can be used to calulate 7 x 86 as 7 x 86 = 7 x 80 + 7 x 6
3X + 6 + X = 86 add the like terms, X's, together 4X + 6 = 86 subtract 6 from each side 4X = 80 divide both sides by 4 X = 20 check 3(20) +6 + (20) = 86 86 = 86 checks
88