3 × 99
8 + 7 × 28 – 100
note 1 :
cara susun !!
note 2 :
indahnya pemandangan
Q.
3 × 99 = 297
8 + 7 × 28 – 100 =
= 8 + (7 × 28) – 100
= 8 + 196 – 100
= 204 – 100
= 104
Jawab:
3 × 99 = 297
8 + 7 × 28 – 100 = 104
Penjelasan dengan langkah-langkah:
3 × 99 =
=> 99 + 99 + 99
=> 198 + 99
=> 297
3
99
—— ×
27
27
—— +
297
__________________
8 + 7 × 28 – 100 =
=> 8 + (7 × 28) – 100
=> (8 + 196) – 100
=> 204 – 100
=> 104
7 × 28 =
7
28
—— ×
56
14
—— +
196
196 + 8 =
196
8
—– +
204
204 – 100 =
204
100
——– –
104
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