Question

TOLONG YAA, PAKE JALAN,PAKAI JALAN 《TERIMAKASIH》

Answer 1

1. 2 1/2 + 0,78 - 1,86 =
    5/2 + 0,78 -1,86 =
    2,5 + 0,78 - 1,86 =
   3,28-1,86 = 1,42
2. 45/100 x 1,87 - 1/2 =
    0,45 x 1,87 - 1/2 =
    0,8415 - 1/2 = 0,3415
3. 3,167 - 0,008 + 3/4 =
   3,167 - 0,008 + 0,75 =
   3,159 + 0,75 = 3,909
4. 3 3/4 x 2 1/2 : 2/3 =
    15/4 x 5/2 : 2/3 =
    15/4 x 5/2 x 3/2 =
    225/16= 14,0625
5. 4 1/4 : 3/7 x 5 7/8 =
    17/4 x 7/3 x 47/8 =
     5593/96 = 58,2604

    

Answer 2

1. = 5/2 + 0,78 - 1,86
= 2,5 + 0,78 - 1,86
= 1,42

2. = 0,45 × 1,87 - 0,5
= 0,3415

3. = 3,167 - 0,08 + 0,75
= 3,837

4. = 15/4 × 5/2 : 2/3
= 15/4 × 5/2 × 3/2
= 225/16
=14,0625

5. =17/4 : 3/7 × 47/8
= 17/4 × 7/3 × 47/8
= 5593/96
= 58,2604167

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