Now calculate:2 1/7 (7/3 + 32/15) - 8.8= 15/7 (35/15 + 32/15) - 8.8= 15/7 * 67/15 - 8.8= 1005/105 - 8.8= 9.571 - 8.8= 0.771
Now calculate:(8/3 3/8 - 0.12 1/2) / 0.4= (24/24 - 0.06) / 0.4= (1 - 0.06) / 0.4= 0.94 / 0.4= 2.35
First, convert mixed numbers to improper fractions:
2 1/3 = 7/3
2 2/15 = 32/15
Now calculate:
(2 2/3 3/8 - 0.12 1/2) / 0.42 1/7 (7/3 + 32/15) - 8.8
= 15/7 (35/15 + 32/15) - 8.8
= 15/7 * 67/15 - 8.8
= 1005/105 - 8.8
= 9.571 - 8.8
= 0.771
First, convert mixed numbers to improper fractions:
2 2/3 = 8/3
Now calculate:
(8/3 3/8 - 0.12 1/2) / 0.4
= (24/24 - 0.06) / 0.4
= (1 - 0.06) / 0.4
= 0.94 / 0.4
= 2.35