3. 28 × 28 + 28 × 52 =
4. 35 × 38 + 38 × 120 =
11. 88 × 63 - 43 × 88 =
12. 57 × 57 - 57 × 42 =
3. 2.240
4. 5.890
11. 1.760
12. 855
3. 28 × 28 + 28 × 52
= 784 + 28 × 52
= 784 + 1.456
= 2.240
4. 35 × 38 + 38 × 120
= 1.330 + 38 × 120
= 1.330 + 4.560
= 5.890
11. 88 × 63 - 43 × 88
= 5.544 - 43 × 88
= 5.544 - 3.784
= 1.760
12. 57 × 57 - 57 × 42
= 3.249 - 57 × 42
= 3.249 - 2.394
= 855
Jawaban:
3. 28×28×28×52=1.141.504
4. 35×38+38×120=
=35×38=1330
=38×120=4560
=1330+4560=5.890
11. 88×63-43×88=
=88×63=5.544
=43×88=3.784
=5.544-3.784=1.760
12. 57×57-57×42=
=57×57=3.249
=57×42=2394
=3.294-2.394=855
Penjelasan dengan langkah-langkah:
Usahakan jika ada soal seperti ini yang di hitung terlebih dahulu adalah perkalian(×) dan pembagian(:)
terimakasih
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Soal
3. 28 × 28 + 28 × 52 =
4. 35 × 38 + 38 × 120 =
11. 88 × 63 - 43 × 88 =
12. 57 × 57 - 57 × 42 =
Jawaban
3. 2.240
4. 5.890
11. 1.760
12. 855
Cara
3. 28 × 28 + 28 × 52
= 784 + 28 × 52
= 784 + 1.456
= 2.240
4. 35 × 38 + 38 × 120
= 1.330 + 38 × 120
= 1.330 + 4.560
= 5.890
11. 88 × 63 - 43 × 88
= 5.544 - 43 × 88
= 5.544 - 3.784
= 1.760
12. 57 × 57 - 57 × 42
= 3.249 - 57 × 42
= 3.249 - 2.394
= 855
Jawaban:
3. 28×28×28×52=1.141.504
4. 35×38+38×120=
=35×38=1330
=38×120=4560
=1330+4560=5.890
11. 88×63-43×88=
=88×63=5.544
=43×88=3.784
=5.544-3.784=1.760
12. 57×57-57×42=
=57×57=3.249
=57×42=2394
=3.294-2.394=855
Penjelasan dengan langkah-langkah:
Usahakan jika ada soal seperti ini yang di hitung terlebih dahulu adalah perkalian(×) dan pembagian(:)
terimakasih