We are continuing to work on multiplication and the use of arrays to show multiplication. Students were assigned questions 3, 4, and 5 page 204 for homework. The goal for this week is to finish the chapter and prepare for a test next Tuesday or Wednesday.
Archive for the 'Math 5' Category
We are working on multiplication.
7×8 = using what is called the doubling strategy. It means you see that 2×4=14 double that to 2×14=28 and finally double that to 2×26=56. Why you ask? it helps with developing tricks for mental math and lays some basis for fractions and exponents.
7×9 = using the tens strategy, 7×10=70 take away 7 and you get 63. This reinforces the multiplication by ten and the idea that multiplication is the adding of groups. 7+7+7+7…
Homework was 4,5 and 7 page 182. Next week we are on to multiplying by 10′s to thousands, having and doubling, and multiplying numbers close tens.
We are at the end of chapter 3 and number sense. We were working on review the chapter and will continue to do so tomorrow. There will be a chapter test on Tuesday Dec 13. Good Luck.
Grade 5 math students are working on their chapter review getting ready for the chapter test on Thursday. Questions 1 to 4 page 75 were assigned for homework due tomorrow. Also students can review the Frequently asked questions on page 73 and 74.
Remember to complete page 68 of the text book for next Tuesday. No math tomorrow. For extra multiplication questions to complete and turn in click here.
Complete the 3 math questions remembering to show all work you did. Due tomorrow, Wednesday. PS October has 31 days. Click here for a copy of the worksheet.
No homework but if you want you can solve the following questions.
23 x 56 =
45 x 65 =
84 x 32 =
478 x 64 =
