Interpret products of whole numbers, e.g., interpret 5 × 7 as the total number of objects in 5 groups of 7 objects each. For example, describe and/or represent a context in which a total number of objects can be expressed as 5 × 7.
Solve two-step word problems using the four operations. Represent these problems using equations with a letter standing for the unknown quantity. Assess the reasonableness of answers using mental computation and estimation strategies including rounding.
Use multiplication and division within 100 to solve word problems in situations involving equal groups, arrays, and measurement quantities, e.g., by using drawings and equations with a symbol for the unknown number to represent the problem.
Determine the unknown whole number in a multiplication or division equation relating three whole numbers. For example, determine the unknown number that makes the equation true in each of the equations 8 × ? = 48, 5 = ÷ 3, 6 × 6 = ?.
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Q 1/6
Score 0
Ana starts eating lunch at 12:15 p.m. She finishes eating lunch 40 minutes later.
Which clock shows the time that Ana finishes eating lunch?
60
Q 2/6
Score 0
60
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6 questions
Q.
Ana starts eating lunch at 12:15 p.m. She finishes eating lunch 40 minutes later.
Which clock shows the time that Ana finishes eating lunch?
1
60 sec
3.OA.A.1
Q.
2
60 sec
3.OA.D.8
Q.
3
60 sec
3.OA.D.8
Q.
Gina's bedroom floor is in the shape of a rectangle. It is 10 feet long and 9 feet wide. What is the area of Gina's bedroom floor?
4
60 sec
3.OA.A.3
Q.
5
60 sec
3.OA.A.4
Q.
Jane bought 24 light bulbs. The light bulbs come in packs of 4.
How many packs of light bulbs did Jane buy?
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