Answer:
1A. Understand
Asked: How many pages of the book has she read?
GIven:40%, 320 pages
B. Plan
Operation: Multiplication
Number sentence:40/100 times 320/1=n
C. Solve
40/100 times 320/1= 12800/100
Simplify: 128
D. Complete answer: 128 pages
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2A.Understand
Asked: Find the number of boys and girls in the class
Given: 50, 40%
Number sentence: 40/100 times 50/1=n
40/100 times 50/1 =2000/100
Simplify: 20
D. Complete answer: There is 20 girls and 30 boys in the class
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Answers & Comments
Answer:
1A. Understand
Asked: How many pages of the book has she read?
GIven:40%, 320 pages
B. Plan
Operation: Multiplication
Number sentence:40/100 times 320/1=n
C. Solve
40/100 times 320/1= 12800/100
Simplify: 128
D. Complete answer: 128 pages
--------------------------------------------------------------------------------------------------------------
2A.Understand
Asked: Find the number of boys and girls in the class
Given: 50, 40%
B. Plan
Operation: Multiplication
Number sentence: 40/100 times 50/1=n
C. Solve
40/100 times 50/1 =2000/100
Simplify: 20
D. Complete answer: There is 20 girls and 30 boys in the class