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Math · K-12 · School

基礎數學

為國小學生準備的基本運算、分數、四捨五入與初級幾何。

About this set

30 basic cards for K-12 Math. It opens with "5 + 7" and "9 - 4". Study it alongside the other K-12 sets below.

30 cards · basic cards · AI-written, checked twice. Edit anything.

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5 + 7: Show answer
12
9 - 4: Show answer
5
6 × 7: Show answer
42
8 × 8: Show answer
64
36 ÷ 6: Show answer
6
100 ÷ 4: Show answer
25
什麼是偶數?: Show answer
可以被 2 整除而沒有餘數的數,例如 2、4、6 或 8
什麼是奇數?: Show answer
不能被 2 整除的數,例如 1、3、5 或 7
三角形有幾條邊?: Show answer
三條邊
正方形有幾條邊?: Show answer
四條邊,而且每條邊都一樣長
長方形的面積要怎麼計算?: Show answer
長乘以寬
正方形的周長要怎麼計算?: Show answer
邊長乘以 4
1/2 + 1/2: Show answer
1(一個整體)
1/2 和 1/4 哪個分數比較大?: Show answer
1/2 比較大
將 47 四捨五入到最接近的十位數: Show answer
50

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