三年级未知数
Quiz
•
Mathematics
•
3rd Grade
•
Practice Problem
•
Medium
Standards-aligned
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
文具店里有一些铅笔,每盒有12支,总共有144支。找出【未知数】。
每盒铅笔的数量
铅笔的盒数
铅笔的总数
文具店
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
农场里,李叔叔养的牛比羊多16头.牛有94头。找出【未知数】。
李叔叔
羊的数量
牛的数量
牛和羊的总数
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
3红班的女生比男生多4人,女生有27人。找出【未知数】。
女生的人数
女生和男生的总数
5A班
男生的人数
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
小明把爸爸给的糖果平均放进5个罐子里,每个罐子里有10颗糖果。
以上的【未知数】是什么?
罐子的数量
罐子里糖果的数量
爸爸给小明的糖果数量
小明给爸爸的糖果数量
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
小志在这个月从老师那得到 了16 颗星,上个月得到一些星,他共得到 30 颗星。
30 + p = 16
16 + 30 = P
P + 30 = 16
16 + P = 30
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
意见栏里原本有几张便条。取下 30 张后,还剩下 54张便条。
P - 30 = 54
54 - 30 = P
P + 30 = 54
P + 54 = 30
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
美美画了10朵花,她把花朵平分成相同分量送给了家人,每人可以得到2朵,美美一共有多少位家庭成员?
10 ÷ P = 2
P ÷ 2 = 10
P ÷ 10 = 2
10 ÷ 2 = P
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