4年级数学未知数习题

Quiz
•
Mathematics
•
4th Grade
•
Medium
Standards-aligned
PANG SIAU LENG
Used 755+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 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。
P + 16 = 30
16 + 30 = P
P + 30 = 16
16 + P = 30
2.
MULTIPLE CHOICE QUESTION
45 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
3.
MULTIPLE CHOICE QUESTION
45 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
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
书橱里原本有几本书。取下 49本后,还剩下 84本书。
49 -P = 84
84 - 49 = P
84 - P = 49
P - 49 = 84
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
小智几个好朋友。他把10粒他们糖果给了他们,一共送了40粒。
P × 40 =10
10 × P =40
P × 10=40
40 × P =10
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
水果店里原有一些苹果,卖了96个苹果后,水果店里还有287个苹果。
以P为未知数,选出正确的算式。
P + 96 = 287
96 – P = 287
P – 96 = 287
287 + P = 96
Tags
CCSS.HSA.CED.A.3
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
罐子里有19颗柠檬味糖果和一些苹果味糖果。罐子里共有48颗糖果。
找出以上句子中的未知数。
罐子
柠檬味糖果的数量
苹果味糖果的数量
柠檬味和苹果味糖果的数量
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