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1-4四則の混じった計算

Authored by Yoshiyuki SUZUKI

Mathematics

7th Grade

Used 20+ times

1-4四則の混じった計算
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10 questions

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1.

FILL IN THE BLANKS QUESTION

20 sec • 1 pt

a×(x+y)=a×x+a×ya\times\left(x+y\right)=a\times x+a\times y とかっこを外すように計算する法則の名前は?

(a)  

2.

FILL IN THE BLANKS QUESTION

10 sec • 1 pt

素数で一番小さい数を答えなさい.

(a)  

3.

FILL IN THE BLANKS QUESTION

20 sec • 1 pt

(−12)÷3+(−2)2=?\left(-12\right)\div3+\left(-2\right)^2=?

(a)  

4.

FILL IN THE BLANKS QUESTION

20 sec • 1 pt

(5−32)×(−4)=?\left(5-3^2\right)\times\left(-4\right)=?

(a)  

5.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

(−4)2÷{6+(−2)3}=?\left(-4\right)^2\div\left\{6+\left(-2\right)^3\right\}=?

(a)  

6.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

(−15)×(−45+23)=?\left(-15\right)\times\left(-\frac{4}{5}+\frac{2}{3}\right)=?

(a)  

7.

FILL IN THE BLANKS QUESTION

30 sec • 1 pt

2424 にできるだけ小さな自然数をかけて,ある自然数の2乗にしたい.

どんな自然数をかければよいか?

(a)  

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