8÷0.01=7.8×100______.(判断对错)7.8÷0.01=7.8×100______.(判断对错)
8÷0.01=7.8×100______.(判断对错)7.8÷0.01=7.8×100______.(判断对错)
round(7.8)
round(7.8)
证明定理 7.8 .
证明定理 7.8 .
123.98 - 40.456 + 7.8 =124.0-40.5+7.8=
123.98 - 40.456 + 7.8 =124.0-40.5+7.8=
教材第171页7.8题。
教材第171页7.8题。
当前美元对人民币的汇率大概是( ) A: 1:7.8 B: 1:6.5 C: 6.5:1 D: 7.8:1
当前美元对人民币的汇率大概是( ) A: 1:7.8 B: 1:6.5 C: 6.5:1 D: 7.8:1
In 2013, the human population reached 7.1 billion with an annual growth rate of 1.1%. How many people will there be in 2014? A: 7.8 x 106 B: 7.8 x 107 C: 7.8 x 108 D: 7.1 x 106 E: 7.1 x 107
In 2013, the human population reached 7.1 billion with an annual growth rate of 1.1%. How many people will there be in 2014? A: 7.8 x 106 B: 7.8 x 107 C: 7.8 x 108 D: 7.1 x 106 E: 7.1 x 107
7.8³24()9³24 A: > B: = C: <
7.8³24()9³24 A: > B: = C: <
7.8³24()9³24.6 A: > B: = C: <
7.8³24()9³24.6 A: > B: = C: <
1976年唐山大地震强度和震中烈度分别为()级 A: 7.8, 11 B: 7.6, 10 C: 7.6, 11 D: 7.8, 10
1976年唐山大地震强度和震中烈度分别为()级 A: 7.8, 11 B: 7.6, 10 C: 7.6, 11 D: 7.8, 10