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13 - 15 + 48
46 (c)
28 - 6 × 4 - 36 : (-9)
28 - 24 + 4
8 (d)
= 13 - 15 + 48
= 46
2. 28 - 6 X 4 - 36 : (-9)=.......
= 28 - 24 - (-4)
= 8
3. 3 4/5 + 6 22/35 - 2 3/7=.......... (disamain penyebutnya)
= 3 28/35 + 6 22/35 - 2 15/35
= 8 (kagak ada jawabannya nih)
4. 5/4 : 5/2 + 5 1/4 X 3/7=......
= 1/2 + 5 1/4 X 3/7
= 14/28 + 5 3/28
= 5 17/28