Cộng trừ các số nguyên Toán 6
Authored by Năng đầy
Mathematics
6th Grade
Used 143+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
27+23 =
40
50
60
4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
27+(-23) =
=-(27-23) = -4
=27- 23= 4
=-(27+23) = -50
50
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
(-27) + (+23) =
=- (27+23) = -50
= 27 -23 = 4
= - (27 - 23) = -4
= -27 -23 = -4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
( - 2) - 5 =
= - 2-5 = -3
= (-2) +( -5)
= -(2+5) = -7
= - (5-2) = -3
= -( 2-5 )
= -(-3)
= 3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1 - 6 =
5
= 1+(-6)
= -(1+6)
= -7
= 1+(-6)
= -(1-6)
= -( -5)
= 5
= 1+(-6)
= -(6-1)
= -( 5)
= -5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
- 3 - 4=
= (-3)+(-4)
=-(3+4)=
=-7
= (-3)-(-4)
=-(3-4)=
=-(-1)
=1
= (-3)+(-4)
=-(4-3)
=-1
= (-3)+(-4)
=3+4
=7
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
-5 +3 =
= (-5) +3
=-( 5-3)
= -2
= (-5) +3
=-( 3-5)
= 2
= (-5) +3
=5-3
= 2
= (-5) +3
=-( 5+3)
= -8
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