三個數加法，簡化計算
Authored by 家賢 蘇
Mathematics
2nd Grade
Used 3+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一個算式，由左到右計算最快？
１３＋１７＋１９
１９＋１３＋１７
１９＋１７＋１３
１３＋１９＋１７
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一個算式，由左到右計算最快？
２２＋５７＋３８
３８＋２２＋５７
５７＋３８＋２２
３８＋５７＋２２
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一個算式，由左到右計算最快？
６６＋２８＋３４
２８＋３４＋６６
６６＋３４＋２８
３４＋２８＋６６
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一個算式，由左到右計算最快？
１９＋３５＋２５
３５＋１９＋２５
２５＋１９＋３５
２５＋３５＋１９
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列哪一個算式，由左到右計算最快？
１０１＋２９＋３７
３７＋１０１＋２９
２９＋３７＋１０１
１０１＋３７＋２９
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