Mathematics第 8 / 120 题
Multiply: 0.4 x 0.05.
a.0.02
b.0.2
c.0.45
d.0.002
解析
Multiply as whole numbers: 4 x 5 = 20. The two factors have a total of three decimal places, so the product is 0.020, which is 0.02.
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Multiply as whole numbers: 4 x 5 = 20. The two factors have a total of three decimal places, so the product is 0.020, which is 0.02.
免费刷完整 120 道题库 — 无需注册。