Matematika

Pertanyaan

kerjakan soal berikut menggunakan sifat asosiatif.
1.15 + 62 + 78 =
2.54 + 36 + 123 =
3. 327 + 99 + 241 =
4.253 +127 + 69 =
5.187 + 262 + 148 =
6.9 × 7 × 25 × 12 =
7.7 × 8 × 5 × 11 =
8.4 × 15 × 12 × 5 =
9. 6 × 16 × 5 × 2 =
10.25 × 15 × 6 × 4 =
AKU DOA IN YG JAWAB SEMOGA TAMBAH PINTAR
AMIN YRA.

1 Jawaban

  • 1. 15+62+78 =
    (15+62)+78 =
    77+78 =
    155.
    2. 54+36+123 =
    (54+36)+123 =
    90+123 =
    213.

    3. 327+99+241 =
    (327+99)+241 =
    426+241 =
    667.
    4. 253+127+69 =
    (253+127)+69 =
    380+69 =
    449.

    5. 187+262+148 =
    (187+262)+148 =
    449+148 =
    597.
    6. 9 x 7 x 25 x 12 =
    (9 x 7) x (25 x 12) =
    63 x 300 =
    18.900

    7. 7 x 8 x 5 x 11 =
    (7 x 8) x (5 x 11 ) =
    56 x 55 =
    3.080
    8. 4 x 15 x 12 x 5 =
    (4 x 15) x (12 x 5 ) =
    60 x 60 =
    3.600

    9. 6 x 16 x 5 x 2 =
    (6 x 16) x (5 x 2) =
    96 x 10 =
    960
    10. 25 x 15 x 6 x 4 =
    (25 x 15) x (6 x 4) =
    375 x 24 =
    9.000

    semoga membantu #

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