Question

EXERCISE 8.7 1. Wa 2. Yo 3. E с A. Multiply. 1. 7 weeks 3 days by 6 3. 7 hours 45 minutes by 7 5. 6 hours 9 minutes 25 seconds by 8 7. 8 hours 15 minutes 30 seconds by 5 12. 5 weeks 2 days 15 hours by 9 74. 2 hours 15 minutes 30 seconds by vo. 11 hours 50 mins 55 seconds by 10 8. 22 hours 44 mins 36 seconds by 3 B. Divide. 1. 10 weeks 5 days by 3 3. 20 hours 42 minutes by 9 5. 36 hours 30 minutes by 6 7. 49 hours 56 minutes by 7 9. 54 hours 48 minutes by 6 2. 25 weeks 6 days 6 hours by 6 4. 36 hours 15 minutes 12 seconds by 6. 90 hours 45 minutes by 15 8. 36 hours 9 minutes 24 seconds by 4 10. 28 weeks 14 days 14 hours by 7 3​

Answer 1

Step-by-step explanation:

1. Add the following:

( 6 hours 35 minutes and 4 hours 35 minutes

(ii) 11 hours 20 minutes and 10 hours

40 minutes

2. Add the following:

3. Fill in the blanks :

(i) 3 days 13 hours + 5 days 2 hours

2 days 12 hours + 7 days 20 hours

(iii) 5 days 21 hours + 6 days 19 hours

Tasks for Formative and Summative Assessments

(i) 2 hours 21 minutes 15 seconds and 3 hours 11 minutes 11 seconds

(ii) 12 hours 37 minutes 43 seconds and 2 hours 35 minutes 27 seconds

(iii) 1 hour 42 minutes 28 seconds and 3 hours 39 minutes 44 seconds