Q1

3,521 views

Published on

Published in: Self Improvement, Technology
0 Comments
1 Like
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total views
3,521
On SlideShare
0
From Embeds
0
Number of Embeds
2,515
Actions
Shares
0
Downloads
0
Comments
0
Likes
1
Embeds 0
No embeds

No notes for slide

Q1

  1. 1. <ul><li>Sally baked some cookies to sell. 3/4 of them were chocolate cookies and the rest were almond cookies. After she sold 5/6 of the chocolate cookies and 210 almond cookies, she had 1/5 of the cookies left. How many cookies did she sell? </li></ul>© mathsheuristics  1 3u Chocolate After Change 4u 1u Before Total Almond
  2. 2. <ul><li>Sally baked some cookies to sell. 3/4 of them were chocolate cookies and the rest were almond cookies. After she sold 5/6 of the chocolate cookies and 210 almond cookies, she had 1/5 of the cookies left. How many cookies did she sell? </li></ul>© mathsheuristics  1 3u x2 =6u Chocolate After Change 4u x2 =8u 1u x2 =2u Before Total Almond 2
  3. 3. <ul><li>Sally baked some cookies to sell. 3/4 of them were chocolate cookies and the rest were almond cookies. After she sold 5/6 of the chocolate cookies and 210 almond cookies, she had 1/5 of the cookies left. How many cookies did she sell? </li></ul>© mathsheuristics  1 – 5u 3u x2 =6u Chocolate After – 210 Change 4u x2 =8u 1u x2 =2u Before Total Almond 2
  4. 4. <ul><li>Sally baked some cookies to sell. 3/4 of them were chocolate cookies and the rest were almond cookies. After she sold 5/6 of the chocolate cookies and 210 almond cookies, she had 1/5 of the cookies left. How many cookies did she sell? </li></ul>© mathsheuristics  1 1u – 5u 3u x2 =6u Chocolate 8u After – 210 Change 4u x2 =8u 1u x2 =2u Before Total Almond 2
  5. 5. <ul><li>Sally baked some cookies to sell. 3/4 of them were chocolate cookies and the rest were almond cookies. After she sold 5/6 of the chocolate cookies and 210 almond cookies, she had 1/5 of the cookies left. How many cookies did she sell? </li></ul>© mathsheuristics  1 1u – 5u 6u Chocolate 8u x5 =40u After – 210 Change 8u x5 =40u 2u Before Total Almond 2 3
  6. 6. <ul><li>Sally baked some cookies to sell. 3/4 of them were chocolate cookies and the rest were almond cookies. After she sold 5/6 of the chocolate cookies and 210 almond cookies, she had 1/5 of the cookies left. How many cookies did she sell? </li></ul>© mathsheuristics  1 1u x5 =5u – 5u x5 =25u 6u x5 =30u Chocolate 8u x5 =40u After – 210 Change 8u x5 =40u 2u x5 =10u Before Total Almond 2 3
  7. 7. <ul><li>Sally baked some cookies to sell. 3/4 of them were chocolate cookies and the rest were almond cookies. After she sold 5/6 of the chocolate cookies and 210 almond cookies, she had 1/5 of the cookies left. How many cookies did she sell? </li></ul>© mathsheuristics  1 1u x5 =5u – 5u x5 =25u 6u x5 =30u Chocolate 8u x5 =40u 8u –5u =3u After – 210 Change 8u x5 =40u 2u x5 =10u Before Total Almond 2 3
  8. 8. <ul><li>Sally baked some cookies to sell. 3/4 of them were chocolate cookies and the rest were almond cookies. After she sold 5/6 of the chocolate cookies and 210 almond cookies, she had 1/5 of the cookies left. How many cookies did she sell? </li></ul>© mathsheuristics  10u – 3u = 210 1 1u x5 =5u – 5u x5 =25u 3u x2 =6u x5 =30u Chocolate 8u x5 =40u 8u –5u =3u After – 210 Change 4u x2 =8u x5 =40u 1u x2 =2u x5 =10u Before Total Almond 2 3 4
  9. 9. <ul><li>Sally baked some cookies to sell. 3/4 of them were chocolate cookies and the rest were almond cookies. After she sold 5/6 of the chocolate cookies and 210 almond cookies, she had 1/5 of the cookies left. How many cookies did she sell? </li></ul>© mathsheuristics  10u – 3u = 210 1u = 210 ÷ 7 =30 1 1u x5 =5u – 5u x5 =25u 3u x2 =6u x5 =30u Chocolate 8u x5 =40u 8u –5u =3u After – 210 Change 4u x2 =8u x5 =40u 1u x2 =2u x5 =10u Before Total Almond 2 3 4
  10. 10. <ul><li>Sally baked some cookies to sell. 3/4 of them were chocolate cookies and the rest were almond cookies. After she sold 5/6 of the chocolate cookies and 210 almond cookies, she had 1/5 of the cookies left. How many cookies did she sell? </li></ul>© mathsheuristics  10u – 3u = 210 1u = 210 ÷ 7 =30 25u + 210  25 x 30 + 210 = 960 Ans: 960 cookies 1 1u x5 =5u – 5u x5 =25u 3u x2 =6u x5 =30u Chocolate 8u x5 =40u 8u –5u =3u After – 210 Change 4u x2 =8u x5 =40u 1u x2 =2u x5 =10u Before Total Almond 2 3 4

×