Tentukan hasil dari A. 2/15 - 1/2 + 3/10 B. 3/7 + 4/21 - 13/14 C. 4 2/5 - 1 1/3 + 2 3/4 D. 10 1/4 + 1 2/3 + 20 7/8 E. 2,25 + 25% + 1 1/2
Matematika
Wahyu341070
Pertanyaan
Tentukan hasil dari
A. 2/15 - 1/2 + 3/10
B. 3/7 + 4/21 - 13/14
C. 4 2/5 - 1 1/3 + 2 3/4
D. 10 1/4 + 1 2/3 + 20 7/8
E. 2,25 + 25% + 1 1/2
A. 2/15 - 1/2 + 3/10
B. 3/7 + 4/21 - 13/14
C. 4 2/5 - 1 1/3 + 2 3/4
D. 10 1/4 + 1 2/3 + 20 7/8
E. 2,25 + 25% + 1 1/2
1 Jawaban
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1. Jawaban utarimuhar
a. 4/30 - 15/30 + 9/30 = -2/30 = -1/15
b. 18/42 + 8/42 - 39/42 = -13/42
c. 22/4 - 4/3 + 11/4 = 66/12 - 16/12 + 33/12
= 83/12
d. 41/4 + 6/3 + 167/8 = 246/24 + 48/24 + 501/24
= 795/24 = 265/8
e. 2 25/100 + 25/100 + 3/2
= 225/100 + 25/100 + 3/2 = 9/4 + 1/4 + 3/2
= 9/4 + 1/4 + 6/4 = 16/4 = 4