1. 6.44÷0.89
161/25÷89/100
161/25x100/89
161x4/89
644/89
7 21/89,≈7.23596
2. 62.4÷7.4
312/5÷37/5
312/5x5/37
312x1/37
312/37
8 16/37, 8.432
In alternate form there's a dot above the 4 and 2.
3. 211.69÷38.7
21169/100÷387/10
21169/100x10/387
21169/10x1/387
21169/3870
5 1819/3870, 5.4700258397932816537467
in alternate form first 7 and last 7 have dots above.
4. 16.621÷4.43
831/50÷443/100
831/50x100/443
831x2/443
1662/443
3 333/443, ≈3.75169
5. 81.347÷9.23
81347/1000÷923/100
81347/1000x100/923
81347/10x1/923
81347/9230
8 7507/9230, ≈8.81333
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Answers & Comments
1. 6.44÷0.89
161/25÷89/100
161/25x100/89
161x4/89
644/89
In alternate form:
7 21/89,≈7.23596
2. 62.4÷7.4
312/5÷37/5
312/5x5/37
312x1/37
312/37
In alternate form:
8 16/37, 8.432
In alternate form there's a dot above the 4 and 2.
3. 211.69÷38.7
21169/100÷387/10
21169/100x10/387
21169/10x1/387
21169/3870
In alternate form:
5 1819/3870, 5.4700258397932816537467
in alternate form first 7 and last 7 have dots above.
4. 16.621÷4.43
831/50÷443/100
831/50x100/443
831x2/443
1662/443
In alternate form:
3 333/443, ≈3.75169
5. 81.347÷9.23
81347/1000÷923/100
81347/1000x100/923
81347/10x1/923
81347/9230
In alternate form:
8 7507/9230, ≈8.81333