Step-by-step explanation:
1. 1/8 + 3/8 + 4/8 = 8/8 or 1
2. 8/9 - 2/4 = 32/36 - 18/36 = 14/36 ÷ 2/2 = 7/18
LCD: 36
9, 18, 27, 36 = 4 4 × 8 = 32
4, 8, 12, 16, 20, 24, 28, 32, 36 = 9 9 × 2 = 18
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Answers & Comments
Step-by-step explanation:
1. 1/8 + 3/8 + 4/8 = 8/8 or 1
2. 8/9 - 2/4 = 32/36 - 18/36 = 14/36 ÷ 2/2 = 7/18
LCD: 36
9, 18, 27, 36 = 4 4 × 8 = 32
4, 8, 12, 16, 20, 24, 28, 32, 36 = 9 9 × 2 = 18