(2) Answers
74.198 + 640.21 = 714.408 ≈ 714 (it is nearer from 714 than from 715)
74.198+640.21=714.409 we round the 0.4 since 4<5 we round down 714 is answer
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74.198 + 640.21 = 714.408 ≈ 714 (it is nearer from 714 than from 715)
74.198+640.21=714.409 we round the 0.4 since 4<5 we round down 714 is answer