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KagomeHigurashi
@KagomeHigurashi
March 2022
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ME AJUDE! Efetue adiçoes e subtraçoes!!!!!
so tenho hoje para fazer esse dever
Efetue as seguintes adiçoes e subtraçoes,me ajude por favor
A)2 1/3 +4/9:
B)9/2+1 3/4:
C)3 1/2+2/5:
D)1 3/4+1 1/2:
E)3 1/2 -3/4:
F)2 1/3-3/5:
G)2 3/5 -3/10:
H)3 2/5-1 3/4:
Me ajuuudemm
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Verified answer
A)2 1/3 +4/9=
7/3 + 4/9 = ---mmc(3,9) = 9
21/9 + 4/9 = 25/9
B)9/2+1 3/4=
9/2 + 7/4 = ---mmc(2,4)=4
18/4 + 7/4 = 25/4
C)3 1/2+2/5 =
7/2 + 2/5 = ---mmc(2,5)=10
35/10+4/10 = 39/10
D)1 3/4+1 1/2=
7/4 + 3/2 = ---mmc(4,2) = 4
7/4 + 6/4 = 13/4
E)3 1/2 -3/4 =
7/2 - 3/4 = ---mmc(2,4) = 4
14/4 - 3/4 = 10/4
F)2 1/3-3/5=
7/3 - 3/5 = ---mmc(3,5)= 15
35/15 - 9/15 = 26/15
G)2 3/5 -3/10 =
13/5 - 3/10 = ---mmc(5,10)=10
26/10 - 3/10 = 23/10
H)3 2/5-1 3/4=
17/5 - 7/4 = mmc(4.5) = 20
68/20 - 35/20= 33/20
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Verified answer
A)2 1/3 +4/9=7/3 + 4/9 = ---mmc(3,9) = 9
21/9 + 4/9 = 25/9
B)9/2+1 3/4=
9/2 + 7/4 = ---mmc(2,4)=4
18/4 + 7/4 = 25/4
C)3 1/2+2/5 =
7/2 + 2/5 = ---mmc(2,5)=10
35/10+4/10 = 39/10
D)1 3/4+1 1/2=
7/4 + 3/2 = ---mmc(4,2) = 4
7/4 + 6/4 = 13/4
E)3 1/2 -3/4 =
7/2 - 3/4 = ---mmc(2,4) = 4
14/4 - 3/4 = 10/4
F)2 1/3-3/5=
7/3 - 3/5 = ---mmc(3,5)= 15
35/15 - 9/15 = 26/15
G)2 3/5 -3/10 =
13/5 - 3/10 = ---mmc(5,10)=10
26/10 - 3/10 = 23/10
H)3 2/5-1 3/4=
17/5 - 7/4 = mmc(4.5) = 20
68/20 - 35/20= 33/20