【Question】
Let’s use addition, subtraction, multiplication, and division to turn “8,3,7,4” into “10”.
【Rules】
※Use all numbers only once.
※There should be no unused numbers.
※Never use a single number more than once.
※Numbers can be rearranged and used.
※Numbers cannot be combined to more than two digits, such as “1” and “2” to “12.”
※When the formula is used in the calculation, parentheses may also be used.
※Sometimes there is more than one answer.
Did you find the answer?
The correct answer is……
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【Correct Answer】
・8×(3−7÷4)＝10
In addition
・(3−7÷4)×8＝10
is also correct answers.
Calculation problems are brain training.
We encourage you to try other problems.
【Make 10】Let's use “2,2,1,2” to make 10.＜1＞
【Make 10】Let's use “3,4,1,4” to make 10.＜2＞
【Make 10】Let's use “9,4,1,1” to make 10.＜3＞
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