Jawaban:
1. 104
2. -7°C
3. 2¾ kg
Penjelasan dengan langkah-langkah:
1.
= (30 × 4) + (6 × (-2)) + (4 × (-1))
= 120 + (-12) + (-4)
= 104
2.
= (-15) - (-8)
= -7°C
3.
= (21¼ + 33¾) ÷ 20
= 55 ÷ 20
= 2¾ kg
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Jawaban:
1. 104
2. -7°C
3. 2¾ kg
Penjelasan dengan langkah-langkah:
1.
= (30 × 4) + (6 × (-2)) + (4 × (-1))
= 120 + (-12) + (-4)
= 104
2.
= (-15) - (-8)
= -7°C
3.
= (21¼ + 33¾) ÷ 20
= 55 ÷ 20
= 2¾ kg