176 P4.ME.NK.23050431
Level 2
Sarah read 4 books in 3 h 18 min. She took the same amount of time to read each of the first 3 books. She took 54 min longer to read the fourth book than each of the first 3 books. She finished reading all the books at 19 28. What time did she start reading the fourth book?
4 m
Start end time Duration Timeline 24-hour clock More than or less than Equal stage Units method
177 P4.AP.JM.17100178
Level 3
The figure is made up of rectangle RSTU and squares PQYX and WYUV. The length of PQ is equal to the length of RS. The length of PX is twice the length of UV. Find the length of QR.
3 m
Length Square Rectangle Rectilinear figure Composite figure perimeter Equal stage Model Times-as-many Units method
178 P5.FR.JC.17083135
Level 3
Mrs. Ben made 248 more white chocolate cookies than dark chocolate cookies. After she gave away 57 of the white chocolate cookies and 13 of the dark chocolate cookies, there were an equal number of white chocolate cookies and dark chocolate cookies left. How many white chocolate cookies did she give away?
3 m
Fraction of a set Fraction to units More than or less than Equal stage after Common numerator All change Units table
179 P6.RD.TL.16010114
Level 3
Lisa and Gillian had a total of 64 beads. Lisa gave 13 of her beads to Gillian. In return, Gillian gave 15 of the total number of beads that she had to Lisa. In the end, each girl had the same number of beads. How many beads did Gillian have at first?
4 m
Fraction to units Equal stage after Internal transfer Unchanged total Working backwards Units table Units & parts Substitution
180 P4.DE.JM.171010153
Level 3
Gopal bought 18 apples at 3 for $2.50. If the cost of the apples now is 4 for $3.00, how many apples can Gopal buy with the same amount of money?
3 m
D Multiplication Money Equal stage Sets

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