Toán Lớp 5: câu 2 157,45 x25,84+157,45x74,16=157,45x..... a.1 b.10 c.100 d.1000

Ta có: 157,45 x25,84+157,45x74,16=157,45 x (25,84 + 74,16) = 157,45 x 100 Chọn C

157,45xx25,84+157,45xx74,16 =157,45xx(25,84+74,16) =157,45xx100 =15745 =>C

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Toán Lớp 5: câu 2 157,45 x25,84+157,45×74,16=157,45x-. a.1 b.10 c.100 d.1000

Home/ Toán Lớp 5: câu 2 157,45 x25,84+157,45×74,16=157,45x-. a.1 b.10 c.100 d.1000