Step-by-step explanation:
= 20 – 3/12
= 20/1 – (3 ÷ 3)/(12 ÷ 3)
= 20/1 – 1/4
= (20 × 4)/(1 × 4) – 1/4
= 80/4 – 1/4
= 79/4
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Answers & Comments
Step-by-step explanation:
= 20 – 3/12
= 20/1 – (3 ÷ 3)/(12 ÷ 3)
= 20/1 – 1/4
= (20 × 4)/(1 × 4) – 1/4
= 80/4 – 1/4
= 79/4
= 19 3/4 ✓