bntu jwb plisss... krjkan k hasil pecahan biasa/campuran yg ppng sederhana: 1.3/5+30% 2. 7/50+0,32, 3. 2 4/25+25%, 4. 95% - 0,30 + 0,09, 5.3,85 - 1,02 - 0,04, s
Matematika
nanda1390
Pertanyaan
bntu jwb plisss... krjkan k hasil pecahan biasa/campuran yg ppng sederhana: 1.3/5+30% 2. 7/50+0,32, 3. 2 4/25+25%, 4. 95% - 0,30 + 0,09, 5.3,85 - 1,02 - 0,04, soal no 3 pechn campuran ya, thank's.
1 Jawaban
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1. Jawaban raakhaaa12
Jawaban:
1.3/5 + 30%=3/5 + 3/10.
=6/10 + 3/10.
=9/10.
2.7/50 + 0,32=7/50 + 8/25.
=7/50 + 16/50.
=23/50.
3.2 4/25 + 25%=2 4/25 + 1/4.
=54/25 + 1/4.
=216/100 + 25/100.
=241/100.
=2 41/100.
4.95% - 0,30 + 0,09=(0,95 - 0,30) + 0,09.
=0,65 + 0,09.
=0,74.
5.3,85 - 1,02 - 0,04=(3,85 - 1,02) - 0,04.
=2,83 - 0,04.
=1,79.