Tolong dijawab ya please

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Tolong dijawab ya please ​

Jawaban:

1.a) 2/7+4/7=6/7

b) 1/8+3/4=1/8+6/8=7/8

c) 4/5+9/4=16/20+45/20=61/20=3 1/20

d) 33/10+19/8=132/40+95/40=227/10

2.a) 23/10+4/10=27/10=2 7/10

b) 72/10+32/10=104/10=52/5=10 2/5

3.a) 75/100+1/5=75/100+20/100=95/100=19/20

b) 20/5+173/100=400/100+173/100=573/100=5 73/100

4.a) 4/9×3/4=12/30=1/3

b) 11/4×4=11

5.a) 4/5×15/4=3

b) 2/9×3/10=1/15

c) 28/10×4/10=28/25=1 3/25

d) 48/100×5/1=12/5=2 2/5

maaf ya kalo nggak jelas semoga membantu:)

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