Multiplication
Multiply: 7 × 8
56
Divide: 56 ÷ 7
8
Round 34 to the nearest ten
30
Define: product
The product is the answer to a multiplication problem
Multiply: 4.2 × 3
12.6
Find the product: 24 × 15
360
Find the quotient: 144 ÷ 12
12
Round 867 to the nearest hundred
900
Define: quotient
The quotient is the answer to a division problem
2.356 x 4
9.424
Mental math: 125 × 8 (use doubling/halving or place-value reasoning)
1 000
125 x 2 = 250
250 x 2 = 500
500 x 2 = 1000
Long-division skill: 3 276 ÷ 6 (show steps or explain strategy)
546
Round 4 376 to the nearest ten
4 380
Define: dividend and divisor (give both definitions)
The dividend is the number being divided.
The divisor is the number you divide by.
1.954 ÷ 5
0.3908
Solve using place-value strategies: 3 406 × 7
23 832
Expanded form: 3 000 + 400 + 6
Multiply each place value by 7, then add together:
21 000 + 2 800 + 42 = 23 832
Word problem with remainder: 1 234 students share 24 buses equally. How many students per bus and how many leftover?
51 r10
51 students can fit on each bus, with 10 students unable to fit.
Round the decimal 3.276 to the nearest tenth
3.3
Explain: estimate vs. exact answer — when would you use each?
An estimate is a number that is close to the real answer (close enough).
An exact answer is the actual, real answer (perfectly right).
We estimate when we need a quick answer (at the grocery store). We solve for the exact answer when we need to be 100% correct.
0.042 ÷ 7
0.006
Word problem: A theatre has 28 seats in each row and 16 rows. How many seats total?
448
Word Problem: A factory packs 9 876 items into boxes that hold 24 items each. How many full boxes and how many items remain? (Show work.)
411 r12
411 boxes can be filled with 12 items left over
Round the decimal 0.0487 to the nearest thousandth
0.049
Use in context: Write a sentence that uses the words factor, multiple, and prime correctly
Sample sentence: "The factor 3 and factor 5 give the product 15; 15 is a multiple of 3 and 5, and 7 is a prime number."
0.375 ÷ 5
0.075